Diamond-Set Sapphire Watch Cases in 2026: Laser-Machined Stone Seats, Stress Control, Edge Chipping and Inspection
For years, sapphire watch cases were valued mainly for their transparency, scratch resistance and ability to expose a mechanical movement from multiple angles. In 2026, the material entered a more demanding stage: the sapphire itself became part of the gem-setting architecture. At Watches and Wonders Geneva in April 2026, Hublot introduced a diamond-set sapphire case…
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