Jewelry signature · Provenance, mechanics, value

The Collector

You buy the reference, keep the papers and know what it is worth.

Watches, signed pieces, certified stones. You read reports before you read price tags, you know the difference between an appraisal and an offer, and you enjoy the market almost as much as the object. Your collection is organised, insured and slowly improving.

Your stones: Diamond, Ruby, Alexandrite, Spinel
Your metals: Steel, Platinum, 18K yellow gold
Your pieces: Steel sports watch, Signed vintage piece, Certified coloured stone, Signet ring

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Reading for you

Three guides

Depreciation, honestly

Which Watches Hold Their Value

Why most luxury watches lose thirty to fifty percent at the door, which references hold their value or gain, what drives the pre-owned market and how to buy in a way that limits the loss.

7 min readRead the guide

Where a stone was born

Why Origin Matters: Kashmir, Burma, Colombia

The same colour from two mines can differ in price by a factor of five. How laboratories determine origin, which names carry premiums and when origin should not matter to you at all.

6 min readRead the guide

Two numbers, two purposes

Appraisal Value vs. Offer Value

Why an appraisal says one number and a buyer says another: replacement value, fair market value, liquidation value and wholesale, who produces each figure, what each is for and which one you should expect when selling.

6 min readRead the guide

Your tool

Watch Valuation

Pre-owned market

Watch Valuation

Estimate the pre-owned market value and the typical dealer offer for a luxury watch by brand, model, condition, box and papers.

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Another signature

The Classicist

You wear what will still be right in fifty years.

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Another signature

The Minimalist

You wear jewelry the way you wear a good white shirt.

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