We test all recommended products and services independently and exhaustively. If you buy through our links, we might receive compensation. Our recommendations are not influenced by monetary considerations. Learn more.
By Sharon Tate, Senior Jewelry Journalist & Diamond Expert
Valentine’s Day is February 14th, 2026, and jewelry remains one of the most popular Valentine’s Day gifts, with Americans spending more than $5.5 billion on jewelry each year. At the same time, lab-grown diamond jewelry continues to grow rapidly in popularity thanks to its significantly lower prices, ethical sourcing, and sustainability advantages.
Lab-grown diamond jewelry makes an exceptional Valentine’s Day gift. Diamonds are everlasting and widely considered the most romantic of all gemstones. Compared to mined diamonds, lab-grown diamonds are significantly more affordable, and you’ll typically save 60-80% for comparable quality. In addition, lab-grown diamonds are better for the environment and do not carry the negative impact that often follows the mining of diamonds, such as ecosystem damage, corruption, and conflict.
In this guide, we’ve curated the best heart‑shaped lab‑grown diamond jewelry for Valentine’s Day 2026, including rings, necklaces, earrings, and bracelets, along with buying tips to help you choose a piece your partner will treasure for years.
Why Heart‑Shaped Lab Diamonds Are Perfect for Valentine’s Day
There’s no symbol more closely associated with love than the iconic heart shape, making it the ultimate choice for Valentine’s Day jewelry. With their distinctive silhouette and romantic appeal, heart‑shaped lab diamonds beautifully capture the emotion of this romantic holiday.
For anyone celebrating love this Valentine’s Day, a heart-shaped lab-grown diamond is a meaningful gift that combines romance, beauty, and sustainability, creating a piece your loved one will treasure for years to come.
Why Choose a Heart-Shaped Lab-Grown Diamond?
- Powerful symbolism – Universally recognized as the ultimate symbol of love and romance
- Exceptional brilliance – When well-cut, heart diamonds deliver impressive sparkle and fire
- Ethical & sustainable – Created without destructive mining practices
- Excellent value – Typically 60–80% less expensive than mined diamonds of comparable quality
- Highly versatile – Perfect for rings, pendants, earrings, and personalized designs
Heart Lab Diamond Stud Earrings from Blue Nile
These classic heart-shaped lab-grown diamond stud earrings from Blue Nile are a timeless Valentine’s Day gift. Easy to style, effortless to wear, and suitable for everyday or special occasions, they offer outstanding sparkle and versatility. You’ll receive 1 ct. tw. (0.5 ct each) of beautifully matched heart-shaped lab diamonds.
What we like about Blue Nile:
- Free overnight shipping with every order
- Hassle-free returns
- Excellent reputation and long-standing industry trust
Heart Lab Grown Diamond Halo Pendant from Grown Brilliance
Indulge in the allure of romance with this beautiful heart-shaped diamond necklace. Its sparkling center stone is adorned with 13 sparkling side diamonds. This necklace is perfect for adding a touch of love to any ensemble or as a heartfelt gift for those special moments. It’s an exceptional value for a 0.5-carat lab diamond necklace, and it’s one of our personal favorites this year.
What we like about Grown Brilliance:
- They are dedicated to social and environmental sustainability
- You can customize your jewelry with the diamond quality that fits your preferences
- Free FedEx 2Day® shipping on all US orders
Heart Lab-Grown Diamond Solitaire Pendant from Grown Brilliance
We adore this heart-shaped lab diamond solitaire pendant from Grown Brilliance. It’s a beautiful piece of jewelry that is both elegant and romantic, and it is sure to capture everyone’s attention. You can choose the metal you prefer, and select the diamond quality that suits your budget. This pendant is guaranteed to bring joy and happiness to anyone who wears it.
What we like about Grown Brilliance:
- Free FedEx 2Day® shipping for all items shipped within the US
- Dedicated to social and environmental sustainability
- You can customize your jewelry with the diamond quality that fits your preferences
Twisted Lab-Created Diamond Studded Interlocked Heart Necklace from With Clarity
This heart pendant from With Clarity features two hearts with a big and small cut-out, linked together to symbolize eternal love. A total of 17 sparkling lab diamonds (total of 1/10 carat) adorn the hearts, and it makes a perfect gift to represent the special bond between sisters, mother and child, or couples.
What we like about With Clarity:
- Their jewelry is handcrafted in New York City
- Complimentary insured shipping on orders shipped within the US
Lab-Grown Diamond Pave Heart Bracelet from Grown Brilliance
This romantic and delicate piece from Grown Brilliance combines the brilliance of round lab-grown diamonds with a heart-shaped pave setting, creating a stunning symbol of love and elegance. Each of the 49 diamonds is ethically grown, making this bracelet not only a beautiful accessory but also a responsible choice for those who value sustainability. Adorn someone’s wrist with the timeless charm of this pave heart chain bracelet.
What we like about Grown Brilliance:
- Free FedEx 2Day® shipping for all items shipped within the US
- Dedicated to social and environmental sustainability
- You can customize your jewelry with the diamond quality that fits your preferences.
Heart Lab Diamond Stud Earrings from Brilliant Earth
Brilliant Earth’s lab-grown diamond heart earrings are a perfect gift for those who appreciate simple yet elegant diamond jewelry. These earrings are available in 14K white or yellow gold and feature (1/4 ct. tw.) diamonds, making them a modern and timeless piece of jewelry.
What we like about Brilliant Earth:
- Strong focus on sustainability, including the use of recycled precious metals
- Brilliant Earth is committed to conflict-free mined diamonds and lab-diamonds
- Free FedEx shipping and free returns on all US, Canadian, UK, and Australian orders
Heart Shape Diamond Stud Earrings from James Allen
If you are searching for a pair of heart-shaped lab-grown earrings, we highly recommend that you consider designing your own pair at James Allen. This way, you can choose the diamonds of your preference. James Allen suggests matching pairs of heart-shaped diamonds to make it easier for you to customize your earrings. The process is simple, and by creating your own pair of earrings, you will get the best quality lab diamond earrings.
What we like about James Allen:
- James Allen is a leading online jewelry retailer
- 100% money-back guarantee and excellent customer service
- Free shipping worldwide
- Hassle-free returns
Heart Lab-Grown Diamond Petite Solitaire Ring from Grown Brilliance
This heart-shaped lab-grown diamond engagement ring is another standout piece from Grown Brilliance.
If you are considering proposing on Valentine’s Day, then this is the perfect option. We particularly like that the ring can be customized to your liking. Choose your preference of metal and carat weight from 0.5 to 1.5 as well as diamond quality (choose color and clarity).
What we like about Grown Brilliance:
- You can customize your jewelry with the diamond quality that fits your preferences.
- Free FedEx 2Day® shipping for all items shipped within the US
- Dedicated to social and environmental sustainability
Cathedral Halo Engagement Ring from With Clarity
On the hunt for a heart-shaped diamond engagement ring? Consider this exquisite diamond ring from With Clarity. Elevated by two dazzling arches, it features a heart-shaped halo adorned with diamonds that gracefully frame a captivating heart-cut center diamond.
$1,770 (for setting only) and select the diamond that suits your personal preference and wallet.
What we like about With Clarity:
- Complimentary insured shipping on orders shipped within the US
- Their jewelry is handcrafted in New York City
- Free home replica previews (allows customers to try on 3D-printed replica rings conveniently at home – before the actual ring is forged)
Whether you’re shopping for a romantic surprise, a meaningful keepsake, or a Valentine’s Day proposal, heart-shaped lab-grown diamond jewelry offers something truly special.
To help you out, we have listed the best Valentine’s Day Lab-Grown Diamonds sales here!
