Timepiece Grading Specialists

EMPOWERING THE COLLECTOR

Timepiece Grading Specialists is the world's first independent watch grading and verification service. We don't buy watches and we don't sell watches, so we can evaluate the condition and authenticity of any timepiece objectively, giving collectors the confidence and transparency they deserve when buying a watch on the secondary market.

WHAT WE DO

Trusted third-party grading and authentication by world-class experts

WHY TGS

The care and expertise you need to collect with confidence.

GET STARTED

From authenticity to condition, our experts can help.

JOIN US

Everyone deserves to have an expert in their corner.

WHAT WE DO

Grading, servicing, and storing your watches.

WHY TGS

The care and expertise you need to collect with confidence.

GET STARTED

From authenticity to condition, our experts can help.

JOIN US

Everyone deserves to have an expert on their side.

Safe and secure, insured shipping

Over 40 Skilled Craftsmen and Experts

Trusted and Advised by Industry Leaders

Empowering the collector

Safe and secure, insured shipping

Over 40 Skilled Craftsmen and Experts

Trusted and Advised by Industry Leaders

Setting the standard for pre-owned timepieces

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WE’RE HERE TO HELP

Wherever your watch collecting journey may take you, you don’t have to go it alone. Reach out with any questions and one of our specialists will be in touch to assist you.

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“Much like grading coins and collectible sports cards, we found the customers were excited to have an outside set of eyes giving a non-biased report as to the quality and condition of their timepiece investment.”

Bill O'Brien, Watch Department Manager, Moyer Fine Jewelers