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Product Details
| Detail | In the Photos | Customizable |
|---|---|---|
| Center Diamond | Round Brilliant · 7.35–7.45 mm · Approx. 1.50 ct | 1 ct, 1.5 ct, 2 ct, 2.5 ct, 3 ct, 3.5 ct, 4 ct, 4.5 ct |
| Accent Diamonds | None | — |
| Total Diamond Weight | Approx. 1.50 ct | Varies with selected center size |
| Stone Type | Lab Grown Diamond | — |
| Setting | Six-Prong Cathedral Basket Setting with Knife Edge Shank | — |
| Finish | High Polish | — |
| Occasion | Engagement · Anniversary · Bridal | — |
At a glance
A round lab grown diamond solitaire engagement ring from Signora Jewels.
The ring shown features a round brilliant lab grown diamond measuring approximately 7.35–7.45 mm and weighing approximately 1.50 ct. A refined six-prong cathedral basket and knife edge shank create a timeless solitaire profile that places complete focus on the center diamond. 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 six-prong cathedral basket securely embraces the round brilliant diamond while allowing generous light to enter through the open gallery beneath. The additional prongs provide balanced protection without hiding the stone's brilliance, making this setting especially well suited to larger round diamonds.
The knife edge shank introduces crisp definition while maintaining a slim, elegant profile. Its polished surfaces reflect light beautifully and create clean architectural lines that complement the classic solitaire design. Signora Jewels handcrafts every ring to order in your selected precious metal and center diamond size.
Design Highlights
- Customizable round brilliant lab grown diamond from 1 ct to 4.5 ct
- Six-prong cathedral basket setting
- Knife edge comfort shank
- Open gallery construction
- Classic solitaire styling
- High polish finish
Browse our Solitaire Engagement Rings, explore the Engagement Ring Guide, or compare precious metals using our Metal Guide.
Diamond Details
| Specification | Details |
|---|---|
| Center Diamond | Round Brilliant · 7.35–7.45 mm · Approx. 1.50 ct (Shown) |
| Accent Diamonds | None |
| Total Stones | 1 |
| Total Diamond Weight | Approx. 1.50 ct |
| Center Diamond Options | 1 ct, 1.5 ct, 2 ct, 2.5 ct, 3 ct, 3.5 ct, 4 ct and 4.5 ct |
| Finish | High Polish |
Measurements are approximate and vary according to the selected center diamond.
About Lab Grown Diamonds
The round brilliant cut is renowned for exceptional brilliance and balanced proportions. Combined with a six-prong cathedral basket and open gallery, this solitaire design allows outstanding light performance while preserving timeless elegance.
Metal, Care & Fit
Available in Silver, 9K, 14K and 18K Yellow, White and Rose Gold, plus Platinum. Clean beneath the cathedral basket using warm water, mild soap and a soft brush to keep the diamond bright and the polished finish looking its best.
FAQ
Why does this ring use six prongs instead of four?
Six prongs provide additional support for the round brilliant diamond while maintaining excellent light exposure.
Can I choose a different center diamond size?
Yes. This design is available with center diamond sizes from 1 ct through 4.5 ct.
What is a knife edge shank?
A knife edge shank features a subtle raised center ridge that creates clean lines and gives the band a refined, contemporary profile.
Is this solitaire suitable for everyday wear?
Yes. The cathedral basket, six-prong setting and comfort-fit shank are designed to provide lasting security and comfort for everyday wear.