Let romance and elegance shake hands with 18K Solid Gold Heart Shape 4ct Lab Grown Diamond Engagement Ring. This most enchanting ring features an eye-catching 4.00 carats lab grown diamond in the form of a heart shape stating eternal love and devotion. The material comes in a hefty proportion of 18K Solid Gold and is available in rose gold, yellow gold, and white gold, both in terms of beauty and quality.
The band is 1.50mm in width and thickness, so it has a very dainty yet strong foundation upon which to set the beautiful center stone. With high clarity VVS-VS and E-F color, lab-grown diamond stone allows for maximum brilliance and sparkle, making your love shine through in each glance. Whether you are looking to add warmth with the touch of rose gold, classic elegance of yellow gold, or timeless allure of white gold, this ring will surely make a statement.
At The Karat Store, we are highly committed to sustainability as well as ethical sourcing. Our Lab Grown Diamonds will provide a similar elegance and beauty to mined diamonds with no footprint on the environment. Every ring is designed and crafted at high standards of quality in craftsmanship, ensuring you end up owning a treasure that speaks to all the love through time.
Order now and show your love with a ring that captures the magic of your relationship.
 
Product Details:-
 
Metal: 18K Solid Gold (Available in White ,Rose Gold and Yellow Gold)
Width of Band: 1.50 mm
Thickness of Band: 1.50 mm
Colour & Clarity: Lab Grown Diamond VVS-VS , E-F Color
centre stone carats: 4.00 ct
Certifications: IGI & BIS Hallmarked
Shipping Time: 10-12 Business Days
Customer Support: Available via live chats, and video calls.

Frequently Asked Questions
Is diamond durable enough for everyday wear?
Yes. Diamond rates 10 on the Mohs hardness scale, making this piece durable enough for daily wear.
How much does this diamond ring cost in solid gold?
At The Karat Store, this diamond ring starts at $3,900 in 10K gold, $4,400 in 14K gold, and $5,000 in 18K gold — all solid gold, not plated.
Should I choose 10K, 14K, or 18K gold for this piece?
18K gold (75% pure) has the richest color and softest feel. 14K gold (58.3% pure) is the most popular balance of durability and value. 10K gold (41.7% pure) is the most affordable and most scratch-resistant.
Is this solid gold all the way through, or just gold-plated?
This piece is solid gold throughout, not gold-plated — the karat purity runs all the way through the metal. Unlike plated jewelry, it won't flake, discolor, or expose base metal over time, and it carries a karat hallmark stamp as proof of authenticity.
Can this ring be resized?
Yes. Select your ring size from the dropdown before checkout. If you're unsure of your size, we recommend visiting a local jeweler for an accurate measurement.
How do I clean and care for this piece at home?
Clean gently with warm water, a mild soap, and a soft brush, then dry thoroughly. Avoid chlorine, harsh chemicals, and ultrasonic cleaners, and store it separately from other jewelry to prevent scratching.
Ring Silhouette: Engagement ring
Available Metal Colours: Yellow Gold, White Gold, Rose Gold
Available Ring Sizes: US 2 to US 13 in quarter-size increments (45 sizes)