Diamonds and Fine Jewelry

St. Louis Custom Fine Jewelry & Diamonds by Ari

Bring your vision to life.
Explore hundreds of hand-selected diamonds or choose from our curated, one-of-a-kind collections—right here in our Clayton showroom. From your initial design idea to the final sparkle, every piece is crafted on-site by master jewelers with over 25 years of local experience.

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St.Louis Diamond Collections

Save 13%

ROUND TRIO

$ 5,950.00 $ 6,850.00

EMERALD TRIO

$ 5,250.00

LONDON OLD MINE

$ 6,890.00

BRUGES CUSHION

$ 10,900.00

Save 12%

EMERALD TRIO

$ 8,900.00 $ 10,200.00

TANGIER OVAL

$ 6,750.00

ROME WG

From $ 2,400.00

ROME YG

From $ 2,400.00

ROME RG

From $ 2,050.00

MILAN WG

$ 2,300.00

1 color available

MILAN RG

$ 2,150.00

1 color available

MILAN YG

$ 2,300.00

1 color available

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Our 4‑Step Custom Process

1.Design Chat
Bring your sketches, heirloom stones, or Pinterest boards—we’ll talk style, budget, and timeline to bring your vision to life.

2. 3D CAD Preview
See your piece come to life with a detailed digital model you can view from every angle. Request real-time edits before moving forward.

3. Wax Prototype Fitting
Try on a wax model to ensure the perfect fit and proportions before your design is cast in metal.

4. Final Reveal
Your custom piece is hand-finished, certified, and delivered with a professional appraisal—ready to shine in St. Louis and beyond.

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