Carbon and Kin
The Archimedes | Emerald Cut Men's Diamond Ring (18K Gold & Platinum)
The Archimedes | Emerald Cut Men's Diamond Ring (18K Gold & Platinum)
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- 100% Purity Guarantee
- IGI Certified
- Insured Global Shipping
How much ashes/hair is required?
How much ashes/hair is required?
For a single diamond, we generally require only about 30 grams of ashes or 2 grams of hair (about a lock of hair). Once your deposit is placed, we will ship a secure, discreet Sample Collection Kit to your doorstep with pre-paid return shipping. Any unused samples will be returned to you with absolute reverence.
How long does the cultivation take?
How long does the cultivation take?
The creation of a bespoke diamond requires uncompromising precision. Depending on your chosen carat weight and color (such as our delicate Sakura Pink), the rapid yet flawless cultivation process typically takes between 1 to 3 months. Your dedicated concierge will provide regular laboratory progress updates and photographs of your diamond's growth.
How do I know it's purely my loved one?
How do I know it's purely my loved one?
We maintain a strict, unyielding chain of custody governed by our "One Soul, One Furnace" mandate. Each commission is assigned a unique tracking ID upon receipt. The carbon source is purified in an isolated, dedicated crucible, ensuring zero cross-contamination. Every finished diamond is certified by IGI (International Gemological Institute) to verify its authentic diamond structure.
Diamond Specifications
Diamond Specifications
• Color & Clarity: D Color (Colorless), VS1 Clarity (Eye-Clean)
• Cut: 3EX (Excellent Cut, Polish, and Symmetry)
• Certification: Fully certified with IGI and 4C grading reports
• Ethical Brilliance: 100% conflict-free and environmentally conscious
Size Guide & Measurements
Size Guide & Measurements

A Statement of Pure Architectural Form Designed for the modern gentleman, The Archimedes ring is a masterclass in bold, architectural elegance. Moving away from traditional prong settings, this striking piece utilizes a sleek, contemporary half-bezel setting to secure the magnificent center stone. The substantial band relies on the pure, unadulterated beauty of solid precious metal, utilizing subtle contrasts in texture—rather than color—to create its powerful silhouette. This masterful interplay of light and form exudes a quiet confidence and refined, understated masculinity.
The Emerald Cut Authority Commanding attention at the center is a spectacular emerald-cut lab-grown diamond. Renowned for its distinctive step-cut facets and large, open table, the emerald shape prioritizes absolute clarity and sophisticated linear brilliance over mere sparkle. This is a ring that speaks of quiet authority and uncompromising taste. Available in impressive, commanding carat weights ranging from a distinguished 1.00ct to a monumental 3.00ct centerpiece.
Specifications:
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Design: Modern masculine signet style featuring a secure half-bezel setting and an all-metal, textural finish
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Center Stone: Premium Emerald Cut Lab-Grown Diamond (Select from 1.00ct, 2.00ct, or 3.00ct)
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Color & Clarity: D Color (Colorless), VS1 Clarity (Eye-Clean) - Crucial for step-cut diamonds
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Material: Exclusively crafted in your choice of Solid 18K White Gold or premium Platinum for enduring strength
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Certification: Fully certified with accompanying IGI and 4C grading reports
Bespoke Modifications Available: While this architectural design is curated with specific options, our atelier welcomes custom requests. Contact our artisans for unique ring sizes, personalized interior engravings, or alternative center stone shapes.
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