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  1. FS: Rare Vintage Seiko 8123-6250 Sports 100 Quartz Diver

    Watches - Dealers and Manufacturers
    Up for sale is a rare vintage Seiko 8123-6250 Sports 100 quartz diver. Stainless steel case measures about 42mm across with crown. Black dial. Black rotating bezel. Functioning day-date feature. Screw down crown. Stainless bracelet with Seiko-signed clasp. This watch is in excellent cosmetic...
  2. FS: Vintage Seiko H461-600A Alarm/Chronograph Quartz

    Watches - Dealers and Manufacturers
    Up for sale is a rare vintage Seiko H461-600A Sports 100 alarm/chronograph quartz watch. Stainless case measures about 39mm with crown. Black dial with black rotating bezel. Dial features digital display with alarm, stopwatch, day-date, and light. Original stainless steel bracelet with...
  3. FS: Seiko Pepsi Bezel Quartz Diver

    Watches - Dealers and Manufacturers
    Up for sale is a vintage Seiko 8123-6109 quartz Sports 100 diver with a Pepsi bezel. Stainless steel case measures 40mm with crown. Black dial. Rotating click Pepsi bezel. Original stainless bracelet with Seiko-signed clasp. Screw-down crown. Functioning day-date feature. Looks great and...
  4. SOLD: Seiko 7a28-7049 “Speedmaster” Quartz Chronograph

    Watches - Dealers and Manufacturers
    Up for sale is a vintage Seiko 7a28-7049 “Speedmaster” Sports 100 quartz chronograph, circa 1984. Case measures about 40.5mm. Black dial with three sub-dials. Black rotating click bezel. Original bracelet with Seiko-signed clasp. Chronograph functions work correctly. Runs well and looks great...
  5. FS: Vintage Seiko 6923-7109 Sports 100 Quartz

    Watches - Dealers and Manufacturers
    Up for sale is a vintage Seiko 6923-7109 Sports 100 quartz watch. Case measures about 42mm across with crown. Black dial and bezel (does not rotate). Functioning day-date feature. Screw-down crown. Original bracelet and Seiko-signed clasp. Minor scratches on crystal. Runs great. Asking price...
  6. FS: Pair of Vintage Seiko Pepsi 40mm Divers

    Watches - Dealers and Manufacturers
    Up for sale are two vintage Seiko 8123-6109 quartz Sports 100 diver watches. These two watches are the exact same model - one features the stainless steel Seiko bracelet, and the other includes a new black NATO strap. The case on each measure approximately 40mm with crown. Black dials...
  7. SOLD: Vintage Seiko Quartz Sports 100 Diver

    Watches - Dealers and Manufacturers
    Up for sale is a vintage Seiko 7546-6040 Sports 100 quartz diver watch. Stainless steel case measures 39mm. Black dial with rotating bezel. Day-date feature. Screw down crown. Runs great and all functions work properly. Comes with a brand new black nylon strap. Asking price is $185 through...
  8. FS: Seiko 7546-603B Quartz Diver

    Watches - Dealers and Manufacturers
    Up for sale is a Seiko 7546-603B quartz Sports 100 diver watch. Stainless steel case measures about 38.5mm. Black dial. Non-rotating black bezel. Functioning day/date feature. Screw down crown. Crystal has no scratches, case has minimal scuffs. 20mm lug width. Includes new black nylon strap...
  9. FS: Seiko Quartz Sports 100 Diver - $255

    Watches - Dealers and Manufacturers
    Up for sale is a Seiko 7546-6040 Sports 100 quartz watch. Black dial. 42mm case. Rotating stainless steel bezel. Quick set day/date. Screw down crown. In working condition and keeping accurate time. Case has some scratches. Purchase includes Army green Nato band. Asking price is $255 or best...
  10. FS: Seiko “Speedmaster” Quartz Chrono - $400

    Watches - Dealers and Manufacturers
    Up for sale is a gorgeous Seiko 7A28-7049 quartz chronograph Sports 100. This watch is reminiscent of the classic Omega Speedmaster Professional. Black 39mm dial. Rotating click bezel. Includes original bracelet and Seiko-signed clasp. Will fit a 7” wrist. Keeps accurate time, chrono functions...
  11. SOLD: Vintage Seiko 7546-604A Sports 100

    Watches - Dealers and Manufacturers
    Up for sale is a pristine vintage Seiko 7546-604A Sports 100 quartz watch. Dial measures 38mm. Stainless steel case and bracelet. Seiko-signed clasp. Screw-down crown. Quick set day/date. Rotating bezel. Virtually no visible scratches. Light wear on bezel. Asking price is $385 through...
  12. FS: Seiko 7546-603A Sports 100

    Watches - Dealers and Manufacturers
    Up for sale is a rare Seiko 7546-603A Sports 100. This quartz watch is in very nice condition and in full working order. 37mm shiny stainless steel case and bezel (non-rotating). Black dial with luminous markers. Day-date. Screw down crown. Includes original bracelet and all links. Asking...
  13. WTB: Seiko Quartz 5Y23-606A Sports 100

    WTB - Wanted to Buy
    I'm looking to buy a Seiko quartz 5Y23-606A Sports 100. See photo for example. Contact me if you're interested in selling.
  14. WTB: Seiko Quartz Sports 150 7N42-6A00.

    WTB - Wanted to Buy
    I'm looking to buy a Seiko quartz 7N42-6A00 Sports 150. See photo for example. Contact me if you're interested in selling.
  15. WTB: Seiko Quartz 7546-604A Sports 100

    WTB - Wanted to Buy
    I'm looking to buy a vintage Seiko quartz 7546-604A Sports 100. See photo as an example. Contact me if you're interested in selling.
  16. Seiko Sports Tmer Sports 100 Crystal

    Seiko
    Anyone know the approximate date of manufacture of Serial Number 320007 and availability of a new crystal. I am in Toronto
  17. help with my Seiko H556-5029 Sports 100 Alarm Chronograph

    Watchmaking, How To's and Technical Resources
    i have a Seiko H556-5029 Sports 100 Alarm Chronograph and the mechanical movements do not work properly and it seems to me as regular watch wearer that they need to be cleaned. unfortunately I cannot find anyone that is willing to try to fix it because they say no parts are available. any...
  18. FS: Seiko Sports 100: 7N42-7129

    Watches - Private Sellers and Sponsors
    I have my first Seiko I purchased in the late 90's, have not worn it since high school and found it cleaning some belongings out of my parent's home. Not really going to wear it as I already have two watches that get pretty heavy wrist time. Going to see if someone else could put it to good use...
  19. Seiko SQ Sports 100 pvd 5H23-7A60

    WTB - Wanted to Buy
    :think:I'm new to the forum so if I leave out something important, please let me know. I'm hoping to find a Seiko 5H23-7A60 (the all black pvd model) with no significant scratches or mars on the case and normal wear on the bracelet. You can contact me at: [email protected] Thanks
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