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Sapphire solitaire, rendered from the 3D model No. 01 · Made to order

Ring · 3D model

Sapphire solitaire

Blue sapphire, 6.5 mm round brilliant · US 6.5

Jewelry design studio

Rings and pendants, each designed around one good stone.

Made to order

6

designs, each modeled to size and ready to cast.

Full bezel · east-west
Oval bezel pendant, rendered from the 3D model
Oval bezel pendantPendantMorganite, 9 × 7 mm oval brilliant
3D
Twig ring, rendered from the 3D model
Twig ringRingSolid gold, no stone
3D

One model, four metals

18k yellow gold

75% gold, alloyed with silver and copper.

Ring sizeGuide

US size
7
Inside
17.3 mm
Around
54.4 mm

Weighed from the model

2.9 g

The solitaire in 18k gold: 189 mm³ of metal.

Designs

Rings and pendants, modeled to size.

All 6 designs

JournalAll articles

  1. Hallmarks and stampsMetals · Oct 23, 2026
  2. Tourmaline comes in every colorStones · Oct 14, 2026
  3. Reading a gem reportCare and buying · Oct 5, 2026

Specifications

Every design, measured

DesignStoneSize18k gold
Sapphire solitaireBlue sapphire, 6.5 mm round brilliantUS 6.52.9 g
East-west bezel ringGreen tourmaline, 8 × 6 mm emerald cutUS 6.53.2 g
Ruby signetRuby, 3 mm round brilliant, flush setUS 712.1 g
Oval bezel pendantMorganite, 9 × 7 mm oval brilliant14.5 mm tall1.4 g
Twig ringSolid gold, no stoneUS 74.5 g
Pebble pendantSolid gold, no stone24 mm tall6.6 g
Weights are for solid metal, worked out from each model’s volume.All designs

How a design is madeFrom stone to finished piece

OrderingHow it works

Made to order in your size and metal, quoted in writing.

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