!!!Mod Seiko !!! Seiko Diver Marine Master Blue Dial Custom Modded Watch This watch contains aftermarket customisations without permission from the brand. This could impact the watch value and might void manufacturer warranties. Including, polishing, aftermarket dial, hands, bracelet, crystal, bezel insert, case back, , case , and pushers. We ask sellers to mention any known aftermarket parts. We do not guarantee water resistance on vintage watches. The brand might refuse servicing and repairs to watches modified by unlicensed watchmakers. Please use photos as part of the description Brand: Seiko Model: Marine Master (Black Dial) Country: Japan Date: Practical Calendar (One Step Forward) Movement: Japanese 6309-00K0 Glass: Crystal Case: Steel Band Size:220mm Mechanism Construction Period: 1970 - 1979 Bezel: Fixed Crown :not screwed Case diameter excluding crown: 41 mm x 48 mm Case diameter including crown: 44 mm x 48 mm Note:The watch contains aftermarket parts.(dial, bezel insert, hands, inner bezel, bracelet) Excellent Condition Notes: used, Running, with all functions working, Please look at the photos carefully Customs fees are the responsibility of the buyer The watch will be packed carefully Cargo: UPS-DHL-FedEx