【Brand】 SEIKO DIVER'S 【Model Number】 SKX007J 7S26-0020 BLACK BOY Black Boy Late Model 【Manufacture】 August 2011, Made in Japan 【Movement】 Cal.7S26C 【Size】 Face (HxWxD): Approx. 42x42x13mm (excluding crown) 【Bracelet】 New Jubilee bracelet (maximum wrist size: approx. 215mm) 【Product Condition】 *Photographed in natural light 【Overhaul History】 Overhauled on January 26, 2026. Handled by a veteran first-class technician at a specialty store. Mechanical watches, even those with small daily variations, will experience wear and tear on gears and metal parts if not overhauled. This overhauled piece can be used with confidence after purchase. 【Crystal】 Clean. There are no scratches that catch the nail or hinder use. 【Dial】 Clean. 【Case/Back】 In good condition for its age. 【Parts】 "MADE IN JAPAN" is written on the dial. "JAPAN" is written on the back cover and the rotor of the movement, which is only found on Japanese-made watches. (These markings are not present on watches made in China.) 【Functions】 ・Quick change operation for date and day of the week ・Screw-down crown works perfectly 【Accessories】 SEIKO original box, SEIKO original urethane belt 【Product Description】 ○ Offered for sale to organize my collection. ○ This is a SEIKO Black Boy model. ○ This is a genuine 200m water-resistant diver's watch. As the saying goes, "You start with a Boy and end with a Boy," the Black Boy is a popular model worldwide among SEIKO divers due to its size, reliability backed by its widespread availability, and the abundance of aftermarket parts. Currently discontinued, good original Japanese-made examples are becoming scarce and prices are expected to rise. Please consider this opportunity. ○ This item is a rare Japanese-made model. Furthermore, it is equipped with the final 7S26C movement out of the 7S26A, 7S26B, and 7S26C, so you can continue to use it for a long time. ・Due to the nature of vintage watches, the operation, accuracy, and any malfunctions after arrival cannot be guaranteed, so please understand this before purchasing. ・To prevent any problems, please be sure to ask any questions or express any concerns in the comments before purchasing. I will answer to the best of my ability. I will assume that you are satisfied with the condition when you make a purchase. Thank you.