Clean Origin vs. Ritani – Which Offers the Best Value? (2025)

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The following Clean Origin vs. Ritani comparison is one of the most difficult we’ve done. Both Clean Origin and Ritani are two of our top-rated diamond jewelers and our absolute favorites among the best places to buy lab-created diamonds.

Clean Origin and Ritani are very similar in that they compete to offer the absolute best prices on the market and are among the most reputable diamond jewelers. In addition, they both provide superior service and support, allow customization and pairing of loose diamonds, have a vast inventory of high-quality diamonds, and offer outstanding diamond assessment features.

In addition, they are both leading ethical diamond jewelers, offering the sustainable diamond choice of lab-grown diamonds.

However, while both Clean Origin and Ritani compete to be the best place to buy lab-created diamonds, there are notable differences between them, which we will highlight in this comparison.

This review will compare Clean Origin and Ritani to help you decide which one is right for you and how to save on your next diamond purchase.

A quick comparison of Clean Origin vs. Ritani

Introduction to Clean Origin

Clean Origin vs. Ritani Earth: Introduction to Clean Origin.

Three titans of the diamond jewelry business formed Clean Origin in 2017 to offer ethically and environmentally responsible diamonds. Today, they are one of the best and most well-known online diamond jewelers specializing in lab-created diamonds.

In addition to other items, Clean Origin sells lab-grown diamonds, handcrafted jewelry (including engagement rings), bridal sets, earrings, and bracelets. They provide free resizing, a generous 60-day return policy, independently graded lab-grown diamonds, and expedited and insured shipping for no additional cost.

Learn more in our full-length Clean Origin review.

Introduction to Ritani

Clean Origin vs. Ritani: Introduction to Ritani

Since its founding in 1996, Ritani has collaborated closely with the renowned jewelers of Julius Klein. Ritani began operating in the diamond retail industry in 2012 and has since evolved into one of the top online diamond dealers and jewelers, even bridging the gap between online and physical jewelry stores (more on that later).

In addition to wedding bands, engagement rings, diamond jewelry, and fashion jewelry, Ritani offers both mined diamonds and lab-created diamonds. They also offer custom-made jewelry, made to order, at their New York location.

Learn about Ritani in our expert Ritani review.

Clean Origin vs. Ritani: Lab-grown diamond selection

First, we’ll compare Clean Origin’s diamond inventory with Ritani’s and assess which offers the better selection, considering both quality and quantity.

Clean Origin diamond quality and inventory

A wide range of premium lab-grown diamonds is available from Clean Origin—approximately 30,000 loose lab-grown diamonds in various forms, dimensions, and quality. Unfortunately, there were only 13 matches in their inventory when we looked for our reference diamond (see below). We wish they had a more extensive selection; however, expanding our search shows that Clean Origin, in fact, has a vast diamond inventory, and almost all are of exceptional quality.

Our reference diamond is a round brilliant-cut lab-grown diamond weighing between 0.93 and 1.07 carats. The reference diamond clarity is in the range of VS1 to VS2 and with a diamond color grade of I to J. The lab diamond cut grade is always the very best. For most lab-grown diamonds (certified by IGI) that grade is Ideal.

Clean Origin vs. Ritani: Clean Origin diamond selection.

Additionally, Clean Origin offers a diverse selection of ready-to-ship jewelry designs in a range of traditional and contemporary styles.

Ritani diamond quality and inventory

Ritani offers one of the most impressive collections of high-quality diamonds, including both mined and lab-grown options. The inventory of Ritani comprises 400,000 loose lab diamonds and over 200,000 mined diamonds – the largest we’ve seen anywhere!

We identified 118 lab diamonds that matched the details of our reference stone (0.93-1.07ct, I-J color, VS1-VS2 clarity, and ideal cut). Unfortunately, compared to our comprehensive Ritani review, there are fewer matches. However, Ritani’s extensive collection still astounded us, and there is a significant chance that you will be able to locate the ideal diamond for you.

Learn more about how to find and evaluate the perfect lab-grown diamond in our diamond buying guide.

Ritani enables you to design your diamond jewelry, much like all the top suppliers of lab-grown diamonds. By selecting a diamond from their massive inventory of loose diamonds, you may, for instance, create a unique set of diamond earrings or a diamond pendant. This is fantastic because you’ll be able to get the ideal diamond for your requirements while staying within your budget. Since pre-set diamond jewelry frequently pairs with inferior diamonds, we always advise choosing your diamond and designing your jewelry.

Clean Origin vs. Ritani: Ritani diamond inventory

Clean Origin vs. Ritani: Diamond price comparison

Next, in our Clean Origin vs. Ritani comparison, we look at the diamond and jewelry prices of Clean Origin and Ritani. We’ll start with Clean Origin first.

Clean Origin diamond prices

Clean Origin has some of the most affordable and competitive pricing for loose lab-grown diamonds. In terms of pricing, only Ritani offers the same excellent prices as Clean Origin (see more below and in our review of Ritani’s prices). Consequently, when you purchase at Clean Origin, you’ll save a lot of money!

The cost of our reference diamond (see above) at Clean Origin ranges between $635 and $1,170. These lab-grown diamonds are among the most reasonably priced ones we’ve seen anywhere, based on comparisons with other diamond shops.

Clean Origin offers pre-set diamond jewelry at very reasonable prices as well. For instance, a 1/2 carat (tw) solitaire pendant costs $695, which is less expensive than similar-sized but better-cut graded diamonds from Ritani ($1,356) or James Allen ($ 1,070). In this case, as we’ll note below, we recommend opting for the better-cut pendant from Ritani, as you always want to select the highest possible diamond cut.

However, instead of purchasing pre-made diamond jewelry, we highly recommend that you pair your diamond jewelry by selecting a diamond from the seller’s inventory of loose diamonds. You’ll get a much better diamond if you do it this way. As it turns out, Clean Origin is one of the best places to create your jewelry.

Ritani diamond prices

As we documented in our Ritani review, they offer some of the market’s best-priced lab-grown diamonds; only Clean Origin has similar low prices.

Our reference diamond at Ritani is priced between $519 and $1251. This is substantially less costly than every other diamond vendor (bar Clean Origin). Moreover, due to their vertical integration, they can maintain their pricing at such a low level. Learn why Ritani’s prices are so low.

Ritani will also recommend other diamonds that are a better choice (even if they are cheaper). The lowest prices from Ritani sometimes surpass those from Clean Origin, the other market leader in diamond prices.

Ritani’s preset jewelry costs are comparable to those of James Allen and its closest competitors. However, a key difference is that Ritani exclusively uses diamonds with the highest cut grades (generally rated as Ideal when graded by the IGI).

As a result, Ritani’s ready-to-ship pre-set jewelry frequently offers significantly greater value than its rivals, including even top-rated James Allen, Brilliant Earth, and Clean Origin.

Summary of Clean Origin vs. Ritani diamond prices

In conclusion, there is not much difference between Clean Origin and Ritani’s pricing. However, when comparing the costs of pre-set jewelry versus loose lab-grown diamonds, Ritani outperforms Clean Origin slightly due to the superior diamond quality, while the prices of their loose diamonds remain the same when adjusted for diamond quality. See the price examples below.

Diamond jewelry itemClean OriginRitani
Loose reference diamond$635 to $1,170 (link)$519 to $1251 (link)
1-carat (tw.) martini stud earrings$695* (link)$1,356 (link)
Clean Origin and Ritani prices for a 1 ct loose lab-grown diamond and a pair of 1-carat diamond martini stud earrings were collected at the time of writing.
* Note that the diamond cut quality of Ritani’s stud earrings is much better than at Clean Origin.

See price comparisons from more diamond jewelers? See how much is a 1-carat lab-grown diamond at all the best jewelers.

Clean Origin vs. Ritani: Shopping experience

The opportunity to inspect possible diamonds while shopping is one of the most critical aspects of buying a diamond. In the following, we’ll contrast the shopping experiences at Clean Origin with those at Ritani.

The Clean Origin shopping experience

Clean Origin offers a straightforward, hassle-free shopping experience on its user-friendly website. You can examine 360-degree high-definition videos and photos of every diamond, along with complete diamond statistics and grading reports, to evaluate diamond quality. Additionally, unbiased diamond grading certificates from reputable diamond institutes are readily available on the website.

Clean Origin vs. Ritani: Clean Origin shopping experience.

Additionally, Clean Origin provides live chat, phone, and email support from diamond professionals. Each Clean Origin customer care team member has at least five years of expertise in the diamond business and has received the necessary training to assist you in selecting the ideal diamond.

The features aren’t as advanced as those at James Allen, but they’re very close and very good. Additionally, you can visit Clean Origin’s store in Dallas or, if you’re not in the area, schedule a video chat with them to guide you through the diamond-buying process.

The Ritani shopping experience

With Ritani, purchasing diamonds is a relatively straightforward process. They make all the information easily accessible and understandable, thus lessening the uncertainty of the purchase process. Because of this, Ritani is a breeze for first-time purchasers or those who don’t have much time to spend on diamond purchases.

Ritani provides stunning diamond grading features, high-definition photos, and 360-degree videos of its diamond jewels. As a result, assessing and contrasting diamonds is straightforward. If you adhere to our advice for choosing the optimal diamond, you won’t have trouble finding the perfect diamond at the best price.

Clean Origin vs. Ritani: Ritani shopping experience.

One thing Ritani does to make the process even more straightforward is to label diamonds that are fantastic deals. They offer options for you to think about and recommend the best stones in terms of value and quality. The proposed diamond is usually outstanding and worth considering.

The pricing transparency of Ritani is another critical feature. Ritani’s markup, expenses, and diamond purchase price are all readily visible! That is exceptionally honest and transparent. We wish that every diamond jeweler shared this.

Along with first-rate phone and email support, the live chat feature operates smoothly. Additionally, you may speak with licensed and independent gemologists who can help you find the perfect diamond. We have found that they are indeed objective and fair, and given their highly transparent prices, their recommendations are trustworthy.

Ritani doesn’t have its own showrooms, but you may pick up your jewelry and try it on at a WeWork location participating in the program or a Ritani-partnered jewelry store. This is a fantastic option for anyone who wishes to physically inspect the diamond before making a purchase.

Next, we’ll compare the shopping experience of Clean Origin to Ritani’s.

Clean Origin vs. Ritani: Sustainability

As the ethical and sustainable diamond choice, just by selling lab-grown diamonds, Clean Origin and Ritani are great sustainable jewelry options. While Ritani also sells mined diamonds, Clean Origin focuses entirely on lab-created diamonds.

If sustainability is the key differentiator for you, consider Brilliant Earth or Vrai, the two leading sellers of 100% sustainable diamonds (and compare Brilliant Earth vs. Vrai).

Clean Origin sustainability

Clean Origin was started to promote sustainability and ethical diamond options. As a result, they have consistently advocated for lab-grown diamonds over mined ones since they are more environmentally friendly.

Additionally, Clean Origin guarantees that it will plant a tree for every dollar spent, and all of the company’s metals, including platinum, white, yellow, and rose gold, are recycled.

Ritani sustainability

Unlike many jewelers that sell mined diamonds, as Ritani does, they provide a wide variety of lab-grown diamonds. As a result, Ritani also offers a wealth of instructive information regarding the sustainable advantages of lab-created diamonds.

It would be wonderful if Ritani provided the same level of diamond sustainability as we saw in our Brilliant Earth review. However, given that lab-grown diamonds are already the more ethically and environmentally responsible alternative to mined diamonds, Ritani’s sustainability profile is already excellent.

Clean Origin vs. Ritani: Shipping and Returns

In addition to free returns within 30 days, Ritani provides free delivery on all items shipped in the United States via FedEx Priority Overnight (US) and Express shipping (Canada). Similarly, every domestic US order from Clean Origin comes with free, fully insured FedEx expedited shipping.

Clean Origin’s 60-day free return policy, however, cannot be matched by Ritani, which offers an excellent but more customary 30 days of free return.

Clean Origin vs. Ritani: Pros and Cons

Below, we have listed the pros and cons of Clean Origin vs. Ritani for you to decide which of our favorite diamond sellers is right for you.

Clean Origin

  • ✔️ Among the lowest prices on lab-grown diamonds.
  • ✔️ Generous policies: free insured expedited shipping and a 60-day free return window.
  • ✔️ 100% lab-grown focus and strong sustainability stance (tree planting; recycled metals).
  • ✖️ Pre-set jewelry often uses lower cut grades than Ritani—better to pair your own stones.
  • ✖️ Customization is a bit less flexible than Ritani for certain settings/stone options.
  • ✖️ Fewer exact matches for specific narrow searches (e.g., the test reference diamond) despite a large overall inventory.

Ritani

  • ✔️ Massive selection (hundreds of thousands of stones) and very flexible customization.
  • ✔️ Market-leading prices plus rare pricing transparency and smart “great value” recommendations.
  • ✔️ Pre-set pieces typically use top cut grades (e.g., Ideal), delivering strong ready-to-ship value.
  • ✖️ Shorter return period (30 days) compared to Clean Origin’s 60 days.
  • ✖️ Sustainability focus is less singular since Ritani also sells mined diamonds.
  • ✖️ No dedicated showrooms (pickup/try-on via partner stores or WeWork locations instead).

Summary of Clean Origin vs. Ritani Comparison

Comparing two of our favorite and top-rated places to buy lab-grown diamonds was not easy. However, upon comparing Clean Origin with Ritani, we found a few notable differences between the two leading diamond jewelers.

But who came out on top in our Clean Origin vs. Ritani comparison? That depends on what you’re looking for and your preferences. Clean Origin and Ritani are excellent options if you’re looking for lab-grown diamonds and offer the best prices among all our lab diamond jeweler reviews.

Both Ritani and Clean Origin’s customer service is outstanding, and among the best we’ve encountered. Except for a few advanced features, they are comparable to those of the also highly rated James Allen.

Both Clean Origin and Ritani offer an extensive range of high-quality, low-priced loose diamonds that can be used to create custom jewelry. In addition, it’s possible to create most jewelry types online yourself. At the same time, both Clean Origin and Ritani require that you speak with customer support in some cases, such as if you want to use smaller diamonds or create a jewelry style that is not currently supported. Luckily, it’s very easy; send a chat message.

Ritani has a slight edge over Clean Origin in terms of customization. They generally are a little more flexible and allow a broader range of diamond stones to be used in their settings. So if you’re looking for customization, consider Ritani first.

Where Clean Origin comes out ahead of Ritani is in its specific focus on lab-grown diamonds and sustainability. However, both Ritani and Clean Origin offer some of the best inventories of lab diamonds, and in some cases, Ritani’s inventory is slightly more extensive than Clean Origin’s.

Where Clean Origin stands out is with its generous 60-day return period. It’s the best and most flexible return policy we have seen among all jewelers. So if an exceptionally long return policy is essential to you, start with Clean Origin.

It’s almost too close to call, but we highly recommend Ritani as one of the best places to buy lab-grown diamonds online.

Is Clean Origin better than Ritani?

Clean Origin and Ritani are both leading online diamond retailers, and both have received our highest review rating. However, in our comparison of Clean Origin vs. Ritani, we discovered subtle differences. Clean Origin is slightly better regarding return policy (60 days), and they’re 100% focused on lab-grown diamonds. Ritani is a little better than Clean Origin when it comes to jewelry customization, where Ritani is more flexible. Clean Origin and Ritani both offer the lowest prices on the highest quality diamonds, the best customer service, and buying experience, and we highly recommend both diamond jewelers.

More lab-grown diamond seller comparisons and reviews

At LabGrownCarats.com, we review the best and biggest lab diamond sellers to help you find the best places to buy diamond jewelry. We also compare diamond sellers in our comparison reviews to help you decide between jewelers, should you be undecided.

Read our review of Clean Origin vs. James Allen to see if James Allen is better than Clean Origin, or our Ritani vs. Brilliant Earth to see if Brilliant Earth does better.

If you’re looking for the most sustainable diamond, read our comparison of Brilliant Earth vs. Vrai, two of the leading sustainable diamond sellers.

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Rolf Hartmann
Rolf Hartmann

I have decades of experience in the jewelry industry and know everything you need to know to find the perfect diamond. I specialize in lab-grown diamonds and have followed their exciting development from industrial usage to the incredible gemstone quality they are today. I will personally guide you to the ideal diamond at the best price and provide expert, transparent reviews of top lab-grown diamond sellers.

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