B2B online auction site of high-quality products
offered by a leading Japanese auction company to buyers around the world.

Over 25,000 points per month
Line up

Complete online auction for global expansion

You can bid every day!


Ongoing auction

You can participate in each auction after registering as a member.
Please check each auction page for the product lineup.

*You can participate in all auctions with one account.
*You can bid not only for each auction, but also for all auctions at once.


One of Japan's leading auction with a wide variety of high quality items purchased through an in-house network.
We offer auctions with an impressive lineup of the best products and the best buyers from Japan to the world.

  • Over​ ​


    Products Available

    Precious Stones and Metals, Luxury Watches, and Other Luxury Listings

  • all over the world

    Bidding from

    We held our auction completely online. Participate anywhere, anytime you want.​ ​

  • Bid acceptance rate of00%


    High bid acceptance rate achieved by providing quality products and places

  • High Quality


    Achieving high quality through our integrated in-house system from buying to listing

  • Reliable

    Inspection​ ​
    and care

    Reliable appraisals and maintenance by qualified personnel and technicians

  • Multi-language


    Support for buyers and sellers all over the world. Feel free to contact us and we are ready to help from our closest office near your country

How our auction works.

Listing Categories

STAR BUYERS AUCTION handles the following 5 categories of products.


Held every day! !

* New products will be exhibited every day from Wednesday to Saturday.
* Non-Brand jewelry is held twice a month

Deadline for bidding

Every Tuesday to Friday: Bidding Deadline

* The deadline for non-brand jewelry is Wednesdays of the 1st and 3rd weeks.

*Auctions start from 9:00 (JST) AM, 6 days before each bidding deadline (example) For products with a deadline on Tuesday, bids can be made from 9:00 (JST) AM on the previous Wednesday.
* Non-Brand jewelry will be held on Wednesdays of the 1st and 3rd weeks (bids start from 9:00 (JST) AM on Thursday 6 days before)
[Bid Deadline]
Tuesday, 1:59 (JST) PM Deadline (Watches)
Wednesday, 1:59 (JST) PM Deadline (Brand / Non-Brand Jewelry)
Thursday, 1:59 (JST) PM Deadline (Apparel, Shoes, Silver Brands, Accessories)
Friday 1:59 (JST) PM Deadline (Bags)
* The bid deadline has an automatic extension function (in 5 minute increments).


  • Annual/Membership Fees


    *There are no participation fees or preview fees.

  • Winning bid fee

    Watch, Brand Jewelry, Non-Brand Jewelry, Bag, Accessories. 5%
    Apparel, Shoes, Silver Brand 10%

    *Consumption tax will be incurred separately.

  • Listing Fees

    Listing fee per item 550yen (including tax)
    Unsuccessful auction fee per item 550yen (including tax)

Learn more about auction participation.

How to register

STAR BUYERS AUCTION are for businesses only. Only registered members can participate.

  1. STEP 1

    Register Member Information

    Please use the registration form to enter your company's information, and contact person's information. We will send you instructions on how to register your images as soon as we have confirmed your information.

  2. STEP 2

    Required documents for image registration

    You will be required to submit your personal identification documents for the screening process. Please log in from the URL that was sent to you, and submit your personal identification documents.

    *You will be required to submit images of both front, back, thickness of your ID, photo identification, and all the information pages of your antique dealer’s license.

  3. STEP 3


    We will review your application in accordance with our standards based on the information you have registered.​ ​

    *Depending on the results of the review, it may not be possible to register. Thank you for your understanding.

  4. STEP 4

    Account is granted,
    start use

    After reviewing process is completed, we will send the account information for the membership page to your contact person. All transactions can be done online, including auction previews, listings, and bids.

Fulfillment System Service

STAR BUYERS AUCTION offers a Fulfillment System Service to members.
Membership registration is required to use it, so please apply from new registration.
*Currently available only to domestic members.

successful bid

Sales agency request

successful bid

For direct listing

Sales agency request


Support for members



Various operations


Support for Valuence Japan

Business related to sales on various EC sites, including the "ALLU" site
Valuence will provide total support!

SBA Magazine

Receive useful information about how to use Star Buyers Auction.

Exploring the Appeal of STAR BUYERS AUCTION's New SaaS-Type Feature: Insights from the First User.​ ​ ​ ​
What are the benefits of using STAR BUYERS AUCTION, a Japanese auction?
Top 15 Most Expensive Patek Philippe Watches in History
Top 20 Most Expensive Rolex Watches in History
List of 8 Most Valuable Hermès Birkin Bags in History
List of the 17 Most Popular Dior Handbag

Valuence Group

Aiming to be 
a hub in the reuse industry.

Valuence Group develops various services related to reuse, and consistently handles everything from purchase to listing.
In terms of purchases, we have a brand purchase specialty store and an antique / art purchase specialty store, including NANBOYA which has more than 100 stores in Japan and overseas.
In terms of sales, we operate an online auction of branded products, antiques and fine arts in Japan, and a B2B auction of diamonds in Hong Kong.
Since its inception, the number of registered companies has continued to increase, and now it is gaining the support of buyers from all over the world.
We aim to be a hub in the reuse industry that connects the value of goods with an overwhelming product lineup and quality that leverages the strengths of our own purchasing.

Valuence Group

  • Purchase

    We provide purchasing services for branded goods, antiques, and art objects across the country in the hope of delivering the goods our customers have loved to the next person who needs them.

    Purchasing Branded Goods
    Buying Antiques
  • Inspection, Assessment

    Every step is managed in an integrated manner in the database of our proprietary system, from buying to inspection, assessment, listing, and sales.

    Valuence Brain
  • Listings

    In addition to our buying business, our B2B auction business and B2C retail business, serve as another pillar in our efforts to promote reused goods.

    Auction Services
    Retail Services (Sales)

Experience the outstanding lineup and quality of