Mostra Mag Appraisal, Valuation & Market

What determines the value of a pre-owned watch? Authenticity, condition, original components, service history and market demand matter as much as the name on the dial. In this section, Mostra explains how watches are assessed, why prices vary and which factors influence market value. From condition checks and service records to valuations and resale, these insights help you understand a timepiece and make informed decisions before buying, selling or passing it on.

Appraisal, Valuation & Market
What Is My Watch Really Worth? The Twelve Criteria That Determine Its Value on the Pre-Owned Market A pre-owned watch does not have one single value. Retail price, listing, trade-in, insurance, purchase invoice, taxation, consignment or auction: Mostra explains the twelve criteria that truly determine its value.

Read more >
Appraisal, Valuation & Market
Pre-owned watch Health Record: the 12 essential checks A pre-owned watch can be authentic without being mechanically healthy, accurate without being water-resistant, and highly polished without being well preserved. Mostra introduces a 12-point health assessment to better inform buyers and highlight watches that have been properly maintained.

Read more >
Appraisal, Valuation & Market
How much does a Ralf Tech watch cost? New, pre-owned and rare models The price of a Ralf Tech watch varies considerably according to the collection, movement, condition, rarity and history of the reference. WRB, WRV, WRX, Académie, CNES, French Navy or Commando Hubert models: here is how to understand the price differences before buying.

Read more >
Appraisal, Valuation & Market
Mostra Observatory 2026: What 100 Pre-Owned Watches Inspected by Our Workshop Really Revealed The Mostra Workshop inspected 100 pre-owned watches to assess their true condition: accuracy, water resistance, authenticity, polishing, bracelets, and servicing requirements. The Mostra Observatory 2026 reveals what photographs and marketing descriptions do not always show.

Read more >
Appraisal, Valuation & Market
Selling your watch in Aix-en-Provence: valuation, trade-in and consignment sale Looking to sell a watch in Aix-en-Provence? Mostra helps you understand the true condition of your timepiece, assess its value, choose between trade-in, valuation or consignment sale, and avoid the mistakes that can reduce its worth.

Read more >
Appraisal, Valuation & Market
Pre-owned watches: understanding the true condition of a watch before buying It Authentic, original, conforming, serviced or restored: a collector’s watch can never be judged at surface level. It must be read component by component, with the right words and the trained eye of the watchmaker. original watch part, original dial, service hands, serviced watch, vintage watch.

Read more >
Appraisal, Valuation & Market
Why have your watch appraised in Aix-en-Provence: the Mostra approach In the quiet of a workshop, a watch reveals far more than the time. Expertise makes it possible to understand its history, determine its value, and preserve its integrity. In Aix-en-Provence, Mostra offers dedicated days to shed light on each piece with precision and rigor.

Read more >