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Product Details
| Detail | In the Photos | Customizable |
|---|---|---|
| Center Diamond | Round Brilliant · Approx. 5.10 mm · Approx. 0.50 ct (Reference Model) | 1 ct, 1.5 ct, 2 ct, 2.5 ct, 3 ct, 3.5 ct, 4 ct, 4.5 ct |
| Side Diamonds | 2 Round Brilliant Lab Grown Diamonds · Approx. 0.24 ct Total | Scaled to match the selected center diamond |
| Total Diamond Weight | Approx. 0.74 ct (Reference Model) | Varies with selected center diamond |
| Stone Type | Lab Grown Diamond | — |
| Setting | Three-Stone Cathedral Basket Setting with Flowing Bypass Shank | — |
| Finish | High Polish | — |
| Occasion | Engagement · Anniversary · Bridal | — |
At a glance
A round lab grown diamond three-stone engagement ring from Signora Jewels.
The reference ring shown features a 5.10 mm round brilliant lab grown diamond weighing approximately 0.50 ct. Two round brilliant side diamonds totaling approximately 0.24 ct complete the elegant three-stone design. Your ring is custom made with your selected center diamond size from 1 ct to 4.5 ct. IGI certified.
Made to order in Silver, 9K, 14K and 18K Yellow, White and Rose Gold, plus Platinum.
Select your preferred center diamond size and precious metal using the options on this page.
The round brilliant center diamond is elevated within a cathedral basket that allows generous light to enter through the open gallery, enhancing brilliance from every viewing angle. Smooth bypass shoulders sweep naturally toward the center, creating graceful movement while maintaining a timeless three-stone profile.
Matching round brilliant side diamonds add balanced sparkle and proportion to the center stone without overwhelming it. The polished comfort shank gives the ring a refined appearance that transitions effortlessly from everyday wear to formal occasions. Signora Jewels handcrafts every ring to order in your selected precious metal.
Design Highlights
- Customizable round lab grown diamond from 1 ct to 4.5 ct
- Classic three-stone design
- Flowing bypass shank
- Cathedral basket setting
- Open gallery construction
- High polish finish
Browse our Three-Stone Engagement Rings, explore the Engagement Ring Guide, or compare precious metals using our Metal Guide.
Diamond Details
| Specification | Details |
|---|---|
| Reference Center Diamond | Round Brilliant · Approx. 5.10 mm · Approx. 0.50 ct |
| Side Diamonds | 2 Round Brilliant · Approx. 0.24 ct Total |
| Total Stones | 3 |
| Reference Total Diamond Weight | Approx. 0.74 ct |
| Available Center Sizes | 1 ct, 1.5 ct, 2 ct, 2.5 ct, 3 ct, 3.5 ct, 4 ct and 4.5 ct |
| Finish | High Polish |
The measurements shown are for the photographed reference model. Final dimensions vary according to the selected center diamond size.
About Lab Grown Diamonds
The round brilliant cut delivers exceptional brilliance and balanced proportions. Combined with matching round side diamonds and an elegant bypass profile, this design offers a timeless three-stone engagement ring with graceful symmetry.
Metal, Care & Fit
Available in Silver, 9K, 14K and 18K Yellow, White and Rose Gold, plus Platinum. Clean beneath the cathedral basket and around the side diamonds with warm water, mild soap and a soft brush to keep every diamond bright.
FAQ
Can I customize the center diamond?
Yes. This design is available with center diamond sizes from 1 ct to 4.5 ct.
Do the side diamonds change with larger center stones?
Yes. The side diamonds are proportionally scaled to maintain the balance of the three-stone design.
Why is the center mounted in a cathedral basket?
The cathedral basket provides excellent support while allowing more light to enter through the open gallery for added brilliance.
Is this ring comfortable for everyday wear?
Yes. The flowing bypass shank and polished comfort profile are designed for lasting daily comfort while showcasing the center diamond.