Seiko Automatic Chronograph 6138 - 3002, known as Seiko Jumbo This watch contains aftermarket customisations without the brand's permission. This can affect the value of the watch and void manufacturer warranties, including polishing, aftermarket dial, hands, bracelet, crystal, bezel assembly, caseback and pushers. We ask dealers to mention known aftermarket parts. We do not guarantee water resistance on old watches. Please use the photos as part of the description. The band, case, inner ring and dial are aftermarket and the movement is original. Excellent condition. Beautiful dial in excellent condition! The dial, hands, bezel insert are known aftermarket parts. Case diameter 42 mm The Original Band is made of thin and sturdy stainless steel. The bracelet fits up to a maximum wrist size of 22 cm. I will send extra black leather strap Smooth running Smooth reset Checked works very well Please examine all photos in detail and read all descriptions one by one. I don't want my customers to be disappointed with an undesirable result. Delivery time is only a few days* for Europe, about 5-7 days* for other countries. Fast delivery for gift. Please pay attention to customs duty. Buyer is responsible for import VAT and taxes if required