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From Ceylon Rough to Lavender Blue Cushion Spinel: A City of Gem Cutting Journey

Every gemstone journey begins differently. Some stones are selected from a parcel after careful technical study, while others connect with a person the moment they are seen. This natural unheated Ceylon spinel began as a 6.60 carat rough stone from Karawita village around mining in Sri Lanka. With its glassy body, soft lavender blue appearance, and strong transparency, it already carried the quiet charm that makes fine spinel so attractive to collectors and jewellery lovers. Before cutting, the rough was carefully checked under light. Near the surface, a very small

Gemstone

From Tanzania Rough to Finished Green Gemstones: A City of Gem Cutting Journey

Every finished gemstone carries a story from the earth, but some parcels tell that story more clearly than others. This natural green gemstone parcel began as six rough stones from Tanzania, East Africa, a region known in the gemstone world for producing attractive green gem materials with strong color, lively transparency, and excellent jewelry potential. Sourced by City of Gem and later cut and polished by Mr. Praveen, this parcel shows how careful planning can transform natural rough into bright, usable finished stones. The original rough parcel is estimated to h

Gemstone

From Rare Ruby Crystal to Bi-Color Sapphire Masterpiece: A Unique Gemstone Journey from Sri Lanka

Sri Lanka has long been recognized as one of the world’s most historic sources of precious gemstones. Among its many mining regions, the villages surrounding Ratnapura and Endana have produced remarkable sapphires, spinels, and occasional rubies with fascinating crystal structures. Every once in a while, however, a gemstone appears that tells a much deeper story—one that begins in the earth as a rare crystal and ends as a uniquely crafted gem. This is the story of a 7 carat ruby crystal discovered in Endana village around mining in Sri Lanka, which eventually transformed i

Gemstone

Rare Twin Sapphire Crystal from Rakwana, Sri Lanka – A Natural Gemological Marvel

Sri Lanka has long been celebrated as one of the world’s most important gemstone sources. Known historically as “Ratna Dweepa” or Island of Gems, the country continues to produce extraordinary mineral specimens that fascinate collectors, gemologists, and researchers alike. Among these remarkable discoveries are rare natural sapphire crystals displaying unique geological features such as twin crystal formations. One exceptional example comes from the mountainous gem deposits of Rakwana, a region famous for producing high-quality gemstones with distinctive crystal structu