Longines Master Collection automatic mens watch L29204920. Stainless steel case with blue alligator leather strap, sunrey biue dial. Case size 42mm. Scratch-Scratch-resistant sapphire crystal and transparent case back with sapphire crystal. Automatic movement self-winding mechanical movement beating at 25'200 vibrations per hour, with a power reserve up to 72 hours. Triple safety folding clasp and push-piece opening mechanism. Water-resistant to 30 bar 300 meters.

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