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Elegant and distinctive, this 14K Solid Gold Lab-Grown Diamond Marquise Ring is designed to make a lasting impression. Crafted in 14K solid gold, this piece offers the perfect balance of durability and refined beauty, making it suitable for both special occasions and statement everyday wear.
The ring showcases an impressive 4.55 carats of marquise-shaped lab-grown diamonds, thoughtfully arranged to create a graceful, elongated silhouette that enhances the natural elegance of the hand. Known for its regal and sophisticated appeal, the marquise cut maximizes surface brilliance while creating a flattering, lengthening effect on the finger. The carefully structured design adds depth and dimension, allowing each diamond to reflect light with exceptional fire and clarity.
Created using the advanced HPHT (High Pressure High Temperature) process, the lab-grown diamonds offer the same physical, chemical, and optical properties as natural diamonds while supporting a more ethical and sustainable choice. The result is a piece that combines luxury with modern responsibility.
Whether worn as a statement ring, a celebration piece, or a meaningful gift for a milestone moment, this ring embodies timeless sophistication, contemporary craftsmanship, and enduring brilliance.
Product Details
Main Stone: Lab-Grown Diamonds
Diamond Shape: Marquise
Total Diamond Carat Weight: 4.55 ct
Metal: 14K Solid Gold (Available in White Gold, Rose Gold, and Yellow Gold)
Gold Weight: 3.67 grams
Diamond Creation Process: HPHT
Certifications:  IGI Certified & BIS Hallmarked
Shipping Time: 4 business days to make and dispatch, plus about 4 business days in transit (around 8 business days total)
Customer Support: Available via live chat 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 $2,850.90 in 10K gold, $3,216.40 in 14K gold, and $3,655 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: Fashion ring
Available Metal Colours: Yellow Gold, White Gold, Rose Gold
Available Ring Sizes: US 2 to US 13 in quarter-size increments (45 sizes)