Calibrated Gemstones

At Holts we stock a large range of calibrated precious and semi-precious gemstones in the most commonly used shapes, sizes and cutting styles.Stone types include Amethyst, Aquamarine, Blue Topaz, Citrine, Cubic Zirconia, Garnet, Emerald, Opal, Peridot, Sapphire and Ruby.The majority of our calibrated goods are prices per piece and the availability and price can be confirmed by contacting our sales floor on 0207 405 5286. Click here to view a selection of loose gemstones

A postal order service is available. All major credit and debit cards are accepted.

Comprehensive Gem Matching

Our exceptionally large stock of loose gemstones puts us in an excellent position to match your stones for type, size, shape and colour. Visit us with the gemstone in question and let us see if we can create a pair or maybe even a suite of stones to match.

Rare and Unusual

We pride ourselves in dealing with a wide variety of different materials and being able to keep in stock a wide selection of rare and unusual coloured stones and mineral specimens.