World Gemological Institute
High-quality gemstones All of our Gemologists are graduates of the Gemological…
Holts Lapidary - Gemstone Suppliers
Quality gemstone jewellery Highly experienced and qualified in-house gemologists, lapidaries and…
Richard Taylor jewellery valuation
International jewellery valuation service International expert jewellery valuation, offering professional expert…
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Throughout the years there has been a huge demand to repair…