| Movement | Automatic mechanical movement, calibre L651, 12½ lines, 37 jewels, 28,800 v/h, 42-hour power reserve | | Functions | Hours, minutes, seconds, date and chronograph | | Case | Steel
Scratch-resistant, anti-reflective sapphire crystal
Back stamped with original Longines EFCo logo
Water-resistant to 50 metres | | Dial | White or black lacquered, Arabic numerals, blued steel hands or sand-blasted, rhodium-plated hands with superluminova
30-minute counter at 9 o'clock, small second at 3 o'clock, date window at 6 o'clock | | Bracelet/Strap | Steel with triple folding clasp and push-pieces or red-brown alligator with buckle | | Other versions | Automatic and quartz ladies' models
Automatic men's models |
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