My Eastern Watch Collection: SEIKO Prospex Marinemaster Professional Spring Drive SBDB011 GMT – A Good Tool Watch With Some Quality Control Issues, A Review (plus Video)
SEIKO Marinemaster GMT Spring Drive SBDB001 Overhauled at seiko w/ Box and Paper | eBay
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FSOT: Seiko Prospex MarineMaster Professional GMT SBDB001 Spring Drive, Power Reserve, Black Dial, Automatic. | WatchUSeek Watch Forums
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The Seiko Marinemaster GMT Spring Drive (Ref SBDB001) - WatchReport.com