3, 5 and 10 ATM: what the numbers mean, and how we test
A practical guide to 3, 5 and 10 ATM water-resistance claims, the assembled parts that determine performance, and the checks a buyer should request…
Why your dial colour shifts between batches
Why a watch dial can look different from sample to bulk order, how Pantone references should be specified, and the physical approval standard that…
Mineral, sapphire or coated crystal: what buyers actually gain
The crystal is one of the easiest places to cut a watch specification, and one of the first details a customer notices after months…
Certificates for watches: what your market actually requires
CE, RoHS, nickel-free, ISO 9001, BSCI — which ones apply to a wristwatch, which are optional, and how to have a certificate issued for…
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