Japan has a reputation for manufacturing exquisite quality jewelry.

STS Japan, presently serves as STS Group's primary supplier of Platinum Jewelry.

The company is engaged in distribution of polished gemstones too, mainly Tanzanite, Pink Tourmaline, Santa-Maria Aquamarine, Alexandrite, Pariba Tourmaline, Rubelite, Imperial Topaz etc.

The company office is situated in Tokyo at:

STS Gems Japan Limited
211 Aurum Building
1-26-2 Higashi Ueno
Taito-ku
Tokyo – 110-0015