Design & Appearance
Discover the Longines Longines Master Automatic Chronometer Annual Calendar Black Dial Men’s Watch L2.910.4.51.7, a timepiece designed for those who appreciate precision and style.
Movement & Performance
This watch features a reliable movement ensuring accurate timekeeping.
Durability & Features
Stainless steel case with a black (alligator) leather strap. Fixed stainless steel bezel. Black dial with silver-tone hands and Roman numeral hour markers. Arabic numeral minute markers (at 5 minute intervals). Minute markers around the outer rim. Dial Type: Analog. Day of the week and date display at the 3 o’clock position. Longines calibre L897 automatic movement, based upon ETA A31.L81, containing 21 Jewels, bitting at 25200 vph, and has a power reserve of approximately 64 hours. Scratch resistant sapphire crystal. Screw down crown. Transparent case back. Round case shape. Case size: 40 mm. Case thickness: 9.5 mm. Deployment clasp. Water resistant at 30 meters / 100 feet. Functions: annua
Specifications
| Case Size | 40 mm |
| Case Thickness | 9.5 mm |
| Dial Color | Black |
| Crystal | Resistant Sapphire Crystal |
| Clasp | Deployment Clasp |
| Movement Type | Automatic Movement |
| Water Resistance | 30 meters |
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