Discovery
A rare gemstone displaying an attractive gold sheen were discovered in eastern Kenya by Tanzim Khan of Genuine Gems and Jewellery Co.Ltd. in 2009 named gold sheen sapphire which often called as golden sheen sapphire too. Since then it has been a long journey in order to have them recognized as true unique sapphires perfect for designer's willing to differentiate themselves! Thanks to the scientific world including journalists, researches and laboratories such as the GIA laboratory, the HRD Antwerp Institute, ICA GemLab, Lotus Gemology and many other laboratories as well as gemological newspaper, this sapphire has been gaining in popularity and in value, in the jewelry market. An absolute stunner for anyone loving iridescence like moonstone and labradorite stars like black star sapphires A perfect untreated sapphires
Beauty & Rarity
The Gold sheen sapphire or golden sheen sapphire is a gorgeous Translucent gemstone signalized by a attractive bronze Golden sheen
that shimmers across the gems dark chocolate body color, sometimes covered in blanket of blue green hue, A multi color
gold sheen sapphires or golden sheen sapphires are truly mesmerizing.
Gold Sheen Sapphire an extremely rare sapphire got discovered back in 2009 in Kenya, the exact location of the mine remains as a closely guarded secret. Major laboratory including the International colored gemstone association certify that this variety of sapphire is ‘Rare & Unique’,LOTUS Richard W Huges certify that the star variety of Gold Sheen is increasingly rare in today’s market and the rare shimmering appearance of this sapphire earns it the lotus Golden Sheen distinction. Since 2014 the mine apparently got depleted
and no good quality stones are found ,this makes
gold sheen sapphire / golden sheen sapphire extremely rare.
Gold Sheen Effect & Dark Veins
Most Of the Sapphires display a unique and peculiar golden sheen effect.
resulting from the presence of platelets
and acicular inclusions identified as
an exsolution of hematite and ilmenite Scattered in
stone matrix.
Dark Veins
The significant density of sheen
inclusions, essential to the produce
golden sheen effect. induces natural
cracks in the stone. These surface-
reaching fractures in the sheen area are
similar to random and asymmetric dark
veins, generating unique patterns which
add value to their beauty
Color
The gold sheen effect and the body color are the two elements that contributes to the beauty of gold sheen sapphire . Available in Yellow green. blue or a combination of these colors in different intensities and Shades, most of the Sapphires display a unique and peculiar golden sheen effect. which is a result from the presence of platelets and acicular inclusions identified as an exsolution of hematite and ilmenite Scattered in stone matrix
CUTTING STYLE AND SIZES
The golden sheen sapphires as like all gemstones they are faceted or cut and cabochon. The faceted gems are cut into various common fancy shapes. Due to the presence of the golden sheen effect in the stone lot of stones are fashioned into checkerboard or Rose cuts on the front side and a flat face on the back. The cabochons are slightly flat in order to optimize the golden sheen effect, but also deep if a star is being highlighted. Due to the nature of inclusions, star in cabochon gold sheen sapphire displays 6 rays and its golden rays are parallel to the color zoning. SIZE The sizes of gold sheen sapphires range from less than a carat up to about 20 carats. Calibrated pieces weighing up to more than 300 carats can be cut. While small sizes are suitable for jewelry the largest stones constitute collector or museum pieces.
Transparency & Treatment
Transparency
The presence of the sheen inclusions
near the surface of the gemstone
influences the transparency of the stone
there is a direct relationship between the
density of sheen inclusions along the c axis of the sapphire
and transparency, more dense the sheen in more opaque is the stone
low density produces a fine gold sheen and a translucent stone
The overlap
of a Layer of yellow sapphire above sheen inclusions
significantly enhances the
golden color. In the case of a layer of
blue sapphire with sheen inclusions,
a blue sheen is created
Treatment
The cutting and polishing of the rough stone is currently the only process we impose on gold sheen sapphire
which makes the stone natural with no indication of heat or any other type of treatment, our experiment
on heat treatment do not enhance the gold sheen effect or the possible 6 rayed stars, thus there is no reason to
apply any treatment of goldsheen sapphire so all the stones are Unheated and Untreated
Price
The prices of gold sheen sapphire has been raising which makes a very good choice for investment, gold sheen sapphire as been sold in exhibitions all over the world for a price range $800 to $1200 per Carat, The price of rare and unique stones of gold sheen sapphire are expected to raise further more
Brands and Designers using Gold Sheen Sapphire
The brands and designer using Gold sheen Sapphire. The beauty of Gold Sheen Sapphire or Golden Sheen Sapphire has been admired by lot of Designers and brands , including the world famous John Hardy, David Yarmen, William Travis, and the brands like Cartiers has incorporated Gold sheen sapphire in there jewelry line.
