1/4 Carat Round Lab-Grown Diamond Solitaire Ring in Platinum

Platinum 0.25 Carat Lab Grown Round Diamond Solitaire Ring

Our 1/4 carat lab grown diamond ring brings a refined strength to a minimalist silhouette. A 4mm round-cut diamond is secured in a four-prong setting, letting the stone catch light through every facet. The 2mm-wide band and 1.5mm thickness give this piece a clean, structured shape in approx. 4.64 grams of solid polished platinum.

Specifications

• Guaranteed platinum (not plated or hollow)
• Lab-created diamond: 0.25 carat (1/4ct), 4mm round
• Color & Clarity: G-H, SI1-2 (Upgradable to F+ Color, VS Clarity)
• Classic 4-prong setting
• Band dimensions: 2mm width, 1.5mm thickness
• Approx. weight: 4.64 grams
• Available in ring sizes 4 to 9
• 45-day return policy
• Free U.S. shipping with international options available

The Value of Lab-Made Diamonds

Lab grown diamonds are chemically and visually the same as those mined from the earth. The only difference is their point of origin. Formed under high-tech laboratory conditions, they offer an ethical and traceable alternative without sacrificing the qualities that matter most. Every stone is real—cut from the same crystalline carbon, refined with the same precision.

Available in larger diamond sizes and natural diamonds, shown below.