What we offer
Buy with confidence. Buy with ease.
Advanced Imaging Technologies
We utilize cutting edge imaging technologies to give our customers utmost convenience and confidence when shopping with us. All products come with numerous high definition images, along with 360 degree videos.
All of our products are certified for their quality. We offer a range of different certifications, notable types include GIA and CGL.
With more than 30 years of experience in the Diamond and Jewelry auction business, Japan Auction House has become synonymous with the word "trust".
Japan Auction House is a branch of Rich Diamonds. We are an innovative and progressive group, focused on continuing our global presence in the evolving diamond market. We derived our reputation as a dealer in the finest made diamonds and manufacturer of diamond jewelry.Japan Auction House enjoys an unparalleled supply of rough diamonds, sourced from the major companies. We collect from pawn shops and auction associations. We are pioneers in the second hand good and auction market, and have more than 20 years of experience.