Solitaire
Browse our exclusive ring styles by diamond cut, setting, and design detail. Each piece is meticulously crafted.
Solitaire Princess Cut Diamond Engagement Ring
Clean, modern, and effortlessly elegant — this solitaire princess cut...
Classic Tapered Band Emerald Cut Engagement Ring
Classic tapered band emerald cut engagement ring with timeless precisionThis...
Polished Band Marquise Engagement Ring
Polished Band Marquise Engagement Ring with refined brillianceThis polished band...
Milgrain Band Emerald Cut Diamond Halo Engagement Ring
Milgrain Halo Elegance with Elevated CraftsmanshipThis milgrain band emerald cut...
Eterna Classic Round Diamond Engagement Ring 18k Gold
Eterna Classic Round Diamond Engagement Ring – Timeless Simplicity, Perfect...
Neptune Signature Oval Solitaire Engagement Ring – 18K Gold
Neptune Signature Oval Solitaire — Timeless Elegance, Perfectly BalancedThis oval...
2 ct Oval Cut Solitaire Engagement Ring
Custom oval cut solitaire elegance with brilliant detail.This custom oval...
2 Carat Radiant Cut Diamond Solitaire Engagement Ring
Custom radiant cut brilliance with timeless solitaire elegance.This custom radiant...
From first sketch to final ring, every detail is personal.
At Neptunes Engagement, each ring can be designed around the diamond shape, setting style, metal color, and proposal vision that feels right for you.
1. Choose Your Direction
Share your preferred cut, setting, budget, and inspiration.
2. Select Your Diamond
Choose natural or lab-grown diamonds with IGI or GIA certification options.
3. Approve Your Design
Review the ring concept, CAD direction, and final details before production.
4. Create the Moment
Receive a finished ring made for your proposal, your style, and your story.