Men ́s accessories Watches Luminox Atacama Field Day Date 1924. Atacama Field Day Date 1920 Series: XL.1924Technical Specifications:- Function: Day-Date- Movement (technology): Quartz- Size of case diameter: 45.00 mm- Case material: Stainless Steel black brushed- Case Bezel: Fix- Case Back: Screwed- Crown: Security Screw-On- Water resistance (m/ft/atm): 200 / 660 / 20- Crystal/Glass material: Sapphire glass anti reflective coating- Strap/Bracelet material: Genuine Leather- Case Height: 11.70 mm- Weight: 100gTechnology:- ATACAMA FIELD DAY DATE 1920 SERIES:Originating in the 1880s the field watch gained popularity during the First World War due to soldiers demands for reliable and portable timepieces. Trench fighting required quick accurate timing so watches had to be small enough to be worn on the wrist. The battlefield environment also created a need for exceptionally water and shock resistant watches and the Field watch quickly evolved a distinctive style – rugged and utilitarian with virtually no embellishment. Everyday Gear - The Modern Field Watch:Luminox offers a variety of field models in quartz and automatic rounding out our collection of the ultimate LAND series. Our best-selling pieces are the Atacama Field series which blend the functionality of a modern Swiss Made timepiece with an updated retro look. The ultimate incarnation of the Field watch it is rugged and reliable truly iconic in design and a terrific daily wear timepiece suitable for the field the office or the boardroom. The Atacamas feature a solid stainless steel case screw-down crown for added water resistance and tritium-tubes for continuous illumination. Field Watches - American Heritage Style:For almost a century the Field Watch has epitomized American heritage style and its popularity continues to grow. Over time the style has been updated and contemporized growing in case size with the trend toward larger watches and also with the addition of quartz movement reliability with the advent of this technology. Today Field watches come in mens and womens models with quartz or mechanical movements and many with automatic mechanical movements.