Gemstone Archives -

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

Gemstone

The Journey of an Unheated White Sapphire & Dark Blue “Kaka Neelam” Ring

Sri Lanka has long been recognized as one of the world’s most important gemstone sources, and within this island, the Ratnapura region stands as the heart of natural sapphire discovery. This story begins in that gem-rich land—where rivers, soil, and generations of experience quietly shape stones that later become heirlooms. The journey started in the Ratnapura District of Sri Lanka, specifically near Kuruwita village, an area respected for producing fine-quality natural sapphires. Here, a 3.13 carat unheated white sapphire rough was discovered through traditional mi

Crystals, Gemstone

Discover the Godzilla Crystal – A Rare Natural Blue Sapphire Marvel from Ceylon

At the heart of Sri Lanka’s legendary gem lands, a remarkable discovery has emerged—an awe-inspiring giant known as the “Godzilla Crystal.” Weighing a colossal 365 grams (1,825 carats), this natural unheated blue sapphire crystal is not just a gemstone; it’s a natural masterpiece. This incredible specimen measures 106 x 56 x 44 mm and boasts a bi-color composition of deep blue and soft white. The crystal’s raw formation and mesmerizing clarity tell the story of its natural origin, untouched by heat or artificial treatments. Found in Rakwana, a well-known gem-rich re

Gemstone, Travel

A Timeless Passion: Lelee’s Annual Gemstone Journey to Sri Lanka

For some, gemstones are simply beautiful objects, but for others, they are a lifelong passion—each stone carrying a unique story, a history embedded in the earth. One of my dearest customers, Lelee from Australia, embodies this passion wholeheartedly. Year after year, she visits Sri Lanka, not just to purchase gemstones but to embark on an immersive journey—exploring mining areas, connecting with the local gem trade, and transforming raw beauty into elegant jewelry. A Tradition of Trust and Quality Lelee first discovered my gemstones years ago, drawn by the unm

Gemstone

The Journey of a Rare Rambuka Blue Sapphire – From Rough to Stunning Beauty

Sri Lanka, the "Island of Gems," is home to some of the most exquisite sapphires in the world, with Rambuka village being one of the most coveted sources of high-quality blue sapphires. At City of Gem, we take immense pride in sourcing and crafting these natural treasures, ensuring that every gemstone reaches the hands of collectors, jewelers, and enthusiasts in its most refined form. Today, we share the journey of a remarkable 2.70 Ct rough blue sapphire, sourced directly from Rambuka and transformed into a mesmerizing 1.20 Ct cushion-cut masterpiece. Sourcing the Roug