Operated by Amata Siam Corp Co., Ltd., AMATA SIAM Auction House connects consignors and collectors through consignment and auction services, supported by object records, provenance documentation and scientific examination reports.
AMATA SIAM · COLLECTOR SERVICES
Collector informationAbout AMATA SIAM
Read conditions of sale and download the Thai reference PDF ↗
AMATA SIAM · CLIENT GUIDE
Participate with confidence
Refundable security deposit
THB 100,000No bid or no winning lot, with no outstanding obligations: full refund within 7 business days after the event to the verified originating account.
Deposit policy ↗Conditions of sale (Thai PDF) ↗
Additional services
Staff call to confirm prices and terms before you agree to a service. Catering and extras are separate from the deposit. No unagreed deductions.
Contact our team ↗From examination to delivery
- 01
Review
Review object records, provenance and examination reports, including their limitations.
- 02
Agree
Check the consignor’s identity and authority. Agree prices, fees and duration in writing.
- 03
Offer
Record photographs and an item reference before approving catalogue publication.
- 04
Settle
Finance verifies cleared funds before delivery and settles with the consignor under the agreement.
Amata Siam Group Co., Ltd.: examination and reporting · Amata Siam Corp Co., Ltd.: consignment, auctions and transactions