Otto Frei

A full-cut round created diamond in a 5.25mm diameter, offering a brilliant alternative to mined stones. Created via the CVD (Chemical Vapor Deposi...

Sold by the piece. We are delighted to carry Todd Reed patented Diamond Cabochons. Each cabochon is made in a die to create a beautifully polished ...

This 30-piece kit brings together the most essential Swiss-made Tungsten Vanadium stone setting burs and twist drills used in professional jewelry ...

This 36-piece master kit brings together a comprehensive range of Swiss-made Tungsten Vanadium ball burs, housed in a wooden storage box. Tungsten ...

Natural Black German Pine Pitch is a harder, higher-working-temperature variant of traditional pine-resin pitch — ideal when you need an extra-firm...

The Starrett 3" Jewelers Dividers are precision instruments built for jewelers, toolmakers, and skilled mechanics who demand accurate, consistent p...

Personalize a bracelet or chain with this beautiful sparkling initial charm. The letter B is crafted in 14K white gold and set with diamonds totali...

These 14K white gold and platinum marquise V-end 6-prong die-struck settings are designed for professional jewelers seeking a precise, well-finishe...

This 14K white gold round fancy pin point illusion 4-prong die-struck setting features a classic illusion head design that visually enlarges the ap...

These 14K yellow gold metric-sized universal coin bezels feature a plain edge and four fold-over prong tabs designed to hold coins or discs firmly ...

Refractive Index Liquid Series M 1.81 is formulated for use with the GemPro Refractometer to obtain accurate gemstone refractive index readings. Th...

This round, double-stitched leather sandbag measures 10" in diameter and is constructed from thick, heavy-duty leather made from camel hides. Metal...

Our most popular screwdriver set, these French-made single-end type screwdrivers are equal to Swiss instruments in quality and construction — and t...

Ruby bench stones are crafted from sintered crystals of synthetic ruby, making them exceptionally hard and highly resistant to wear. Their superior...

The 14K White Bar Set Square Pin Point Illusion Top Die Struck setting is a precision-crafted mounting designed for professionals who demand qualit...

Pear Shape Moissanite at 12x8mm offers exceptional optical performance for fine jewelry applications. All moissanite in the jewelry industry is syn...

Moissanite in the jewelry industry is synthetic material. With one of the highest refractive indexes and light dispersion ratings of any gemstone s...

These large German drawtongs deliver a superior grip thanks to a precise interlocking diamond-shaped texture on the jaws. Engineered for profession...

For the first time, professional jewelers can source calibrated 4mm grey natural rose cut diamonds in consistent sizes. These stunning grey diamond...

Designed specifically for heart-shaped stones, this cast 3-prong center head features integrated side pads that provide secure lateral support and ...

Personalize a bracelet or chain with this sparkling initial charm. The Letter Q Diamond Charm is crafted in 14K white gold and measures 8mm tall, m...

This Greenish Yellow 18K Casting Master Alloy delivers a distinctive European-style greenish yellow color with the highest silver content of all 18...

These die-struck 6-prong V-end pear shape settings are precision-crafted for professional jewelers working with pear-shaped stones. The V-end prong...

These rope-edge coin mountings are designed to display and protect New American Eagle coins in a classic, finished setting. Available in 14K yellow...

This plain gold enhancer offers a clean, minimal bail design for suspending pendants from omega-style or box-chain necklaces. Crafted in 14K yellow...