Events
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【NJ Auction】Notice on Dec 2025, Jewelry Auction
【期間】2025/12/13～2025/12/20Auction -
【NJ Auction】Notice on Dec 2025, Diamond Auction, First Half
【期間】2025/12/08～2025/12/11Auction -
【NJ Auction】Notice on Nov 2025, Diamond Auction, Second Half
【期間】2025/11/26～2025/11/29Auction
What is NJ Auction?
JAPAN'S LARGEST SCALE AUCTION
- only Net Japan can make it possible.
Diamond and jewelry auction held every month exclusively for dealers.
A large number of high-quality and wide range of lineups that can be realized only by the NJ Group!
Membership registration is required for participation.