DYB CO., LTD. / TOKYO, JAPAN

Jewelry buying
& wholesale

Buying services for private customers.
Sourcing and wholesale for businesses in Japan and overseas.

View our services
DYB
JEWELRY COLLECTIONDYB / 01
BUYING & WHOLESALETOKYO, JAPANSCROLL TO EXPLORE ↓

Jewelry collection

Rings, necklaces and bracelets.
Photos and videos of jewelry we handle.

DYB jewelry tray with assorted colored-stone and design rings
RINGS & COLORED STONESRings & colored stones01 / COLLECTION
A collection of necklaces arranged in a jewelry tray
NECKLACESNecklaces02 / COLLECTION

We also handle gold, platinum
and designer bags.

View purchase records

Business

Buying services for individuals.
Sourcing and wholesale for domestic and overseas businesses.

JEWELRY COLLECTION

01 / FOR INDIVIDUALS

On-site buying &
online inquiries

Start with an on-site appraisal or send photos for an initial assessment. We inspect each item and explain the valuation and offer before purchase.

JewelryPrecious metalsBags
How it works +
  1. InquiryTell us about your items and requirements by email or WhatsApp.
  2. Inspection & offerWe arrange an appointment or physical inspection and explain our assessment.
  3. Agreement & paymentOnce you accept the offer, we complete the required paperwork and payment.

Photo assessments are estimates. Final offers follow physical inspection.

Inquire about selling

02 / FOR BUSINESS

Sourcing & wholesale

For jewelry buyers and wholesalers in Japan and overseas. Contact us about sourcing, wholesale lots and ongoing business.

Business inquiries +

Tell us the items, quantities and terms you are looking for. We discuss sourcing and wholesale based on the merchandise and market demand.

Discuss business on WhatsApp

Appraisal

We assess materials, weight, gemstone characteristics,
design, brand, condition and accessories.

Each appraisal also considers domestic and overseas demand.
We explain our offer before you decide to sell.

MATERIALSTONEDESIGNMARKET
A collection of pearl necklaces and rings

Purchase records

Items purchased in July 2026

Approx. 600 items

View all purchase records
@dyb.jewelry

Company information

Company name
DYB Co., Ltd.
Established
March 1, 2023
Address
6F, Nishi-Shinjuku Mizuma Building, 3-3-13 Nishi-Shinjuku, Shinjuku-ku, Tokyo 160-0023, Japan
Business
Jewelry, precious metals and bag purchasing; sourcing and wholesale
Dealer license
Tokyo Metropolitan Public Safety Commission No. 304362615872
Phone
+81 80-4261-0756
Business hours
10:00–19:00 JST
Email
info@dyb.co.jp

Frequently asked questions

01Can I inquire without certificates or accessories?+

Yes. You can inquire without certificates, boxes or warranty cards. Please include them if you have them.

02Can the purchase be completed from photos alone?+

Photo assessments are estimates. A final offer requires physical inspection of the item, including its condition, weight and materials.

03Are there fees for an on-site appraisal?+

We explain any travel or appraisal fees in advance, after reviewing the location and items. Please contact us for details.

04What business inquiries do you accept?+

We welcome inquiries about jewelry and precious metal sourcing, wholesale, ongoing transactions, and domestic or international distribution.

Buying & wholesale inquiries