This is the North American model of SRPD53K1, and at first glance it looks the same as SRPD53K1, but since this SRPD53 is equipped with a Japanese movement, there is [MOV'T JAPAN] printed on the edge of the dial at 6 o'clock. (*Please note that items without [MOV'T JAPAN] printed on the edge of the dial at 6 o'clock are not SRPD53, but SRPD53K1.) [Size/Weight] Case size (H x W x D) : 46 x 42.5 x 13.4 (approx. mm), belt: width approx. 20-22 mm (lug width approx. 22 mm), arm circumference length (longest) 205 mm, mass: approx. 170 g [Material] Case: Stainless steel, belt: Stainless steel, windshield: Hardlex crystal [Waterproof performance] Reinforced waterproofing for daily life (10 ATM) [Caliber No.] 4R36 Automatic winding (with manual winding and second hand stop function) *Calendar is bilingual [English & Arabic] Languages] [English & Spanish] [English & French], etc., and it is not possible to specify the language as the items arrive at random. If you contact us before purchasing, we will let you know the languages ​​in stock. [Accessories] Japanese instruction manual (copy), foreign language instruction booklet, cosmetic case (SEIKO cosmetic case is included, but the design will differ each time it arrives)