◆This is a brand new and unused 1/5 second chronograph "SEIKO SELECTION" model watch with a vivid navy blue dial from the world's top brand SEIKO. ◆"SEIKO SELECTION" is SEIKO's concept of basic watch functions and design. This selection is for people who value the total balance of function, quality and design. The watch is a versatile watch that can be worn with both casual wear and suits. ◆The elegant blue tone dial is accented with silver hands and indexes for a stylish design. The watch is designed with an elegant blue tone dial and silver hands and indexes as accents. ◆The watch is equipped with a chronograph with 1/5 second totalizer, date calendar, lumibrite and tachymeter. Movement: Japanese SEIKO quartz 8T63 1/5 second, 60 seconds, 60 minutes, 24 hours totalizer Wind shield: Hardlex Date calendar Lumibrite light Tachymeter Water resistant to 10 atmospheres Size: (diameter) approx. 40 mm, (thickness) approx. 11 mm Weight: approx. 82 g Arm circumference: approx. 14-20 cm Accessories: SEIKO BOX, warranty card ※ Due to Seiko's shift towards paperless operations, the inclusion of printed instruction manuals is gradually being phased out. Here is the URL for the English instruction manual for this model's caliber (8T63): https://www.seikowatches.com/us-en/-/media/Files/Common/Seiko/instructions/English/8/8T63/8T63.pdf Please rest assured that we will notify you via message in case of any changes to the URL.