◆This is a brand new, unused 1/5 second chronograph "SEIKO SELECTION" model watch with a bright green dial from the world's top brand SEIKO. ◆"SEIKO SELECTION" pursues SEIKO's concept of basic watch functions and design. This selection is for people who value the total balance of function, quality and design. It is a versatile watch that can be worn with both casual wear and suits. ◆The dial is in elegant green tone and is stylishly accented with gold hands, indexes, etc. The genuine leather dark brown belt is also cool. The watch comes with a genuine dark brown leather belt. ◆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.