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1-20 of 173 Results
  1. Watches - Private Sellers and Sponsors
    Original owner. She’s minty and spends most of the time in the watch box. Comes as a complete set with a full size bracelet, all tags and booklet. If you would like more pictures please ask. Includes shipping in CONUS. PayPal only. Thanks for looking.
    $2,500 USD
  2. Watches - Private Sellers and Sponsors
    Hello WUS! For Sale Only please no trade offers. Payment with ZELLE is preferred. Price includes USPS Priority shipping to any US address, insured for the full amount and signature required. Please send me a PM for any questions, and thanks for looking! Seiko MM300 SBDX023 SLA021 $1850...
    $1,850 USD
  3. Seiko
    Why did they get rid of the framed date window?It makes things so confusing when shopping.
  4. Watches - Private Sellers and Sponsors
    Sold: Seiko MM300 SLA021 Marine Master Sold***Asking $1875 net, includes CONUS (only) shipping***Sold Flawless Feedback Excellent condition. Runs perfectly at about +7 sec/day. Outstanding bezel action and lume is crazy. (Please pardon the dust in the pictures.) Just trying to re-freshen...
    $1,875 USD
  5. WTB - Wanted to Buy
    Looking to purchase a Seiko ratcheting diver clasp such as those on the MM300 or Tuna models. First time buyer on watchuseek but have bought and sold as u/hurstromodi on reddit.
    $40 USD
  6. Watches - Private Sellers and Sponsors
    Decided to let go of this nice piece, just don’t seem to wear it and let someone else enjoy it. May end up regretting it later. Full kit minus rubber strap but have two extra Strapcode bracelets, around a $200 value. OEM bracelet was not worn much. Watch is in great condition with no major...
    $2,350 USD
  7. Watches - Private Sellers and Sponsors
    Decided to let go of this nice piece, just don’t seem to wear it and let someone else enjoy it. May end up regretting it later. Full kit minus rubber strap but have two extra Strapcode bracelets, around a $200 value. OEM bracelet was not worn much. Watch is in great condition with no major...
    $2,350 USD
  8. Watches - Private Sellers and Sponsors
    Up for sale regrettably is my SBDX001, Seiko Marinemaster. Most will know that this is the discontinued model which launched the Mm300 and has some distinctive touches which make it more sought after by collectors than the later models. Aside from the classic Marinemaster print on the dial, the...
    $2,350 USD
  9. Seiko
    The Marinemaster case design is easily my favorite Seiko case design, but with skinny wrists (6.5") I stayed away from the MM300 cases for the longest time. I bought an SPB207J1 "MM200r" a while ago, and my friend loaned me his SLA053 to check out at the same time. So I put together this...
  10. Watches - Private Sellers and Sponsors
    Hello all, For your consideration I have my beloved first grail. The Seiko SLA021 Marine Master 300. This is the MM300 model with the sapphire crystal and lumed ceramic insert (yes, photos to follow!). I will list the rest of the specification below courtesy of Seiko. I have owned this watch...
  11. Watches - Private Sellers and Sponsors
    Love the watch, but doesn't get enough wear. Bought it years ago on this board from original owner who had the modifications done in TX. Keeps great time and I have the box, manual and the stock rubber strap. Believe the original handset as well, but I'm still looking for those. $295 shipped...
  12. Seiko
    I'd like to replace the painted bezel insert on my SBDX001 with a ceramic one. I know these are really difficult to remove from the bezel without damage, so thinking to buy the bezel too. I can find a brand new bezel and ceramic insert for the SBDX023 for £250 delivered, but I'm hoping to find...
  13. Watches - Private Sellers and Sponsors
    San Martin MM300 44mm Green Movement: Time Module NH35A [automatic mechanical movement] Case: 316L stainless steel 44mm in diameter (excluding crown) Thickness 15mm (including crystal) Lug width 20mm (with the inside of the strap) Mirror: sapphire crystal (with Swiss shadowless anti-reflective...
  14. Watches - Private Sellers and Sponsors
    Hi WUS - I just bought a smart trainer for winter cycling, so making a tough call and reposting my MM300 SBDX017 for sale to cover the cost. Asking $1750 including express, insured shipping. Condition: Overall, the piece is in good condition. In the spirit of full disclosure, it has not been a...
  15. Watches - Private Sellers and Sponsors
    ⌚ BNIB 1 Year International Warranty ✔ Brand New Unworn Authorized Dealer Set dated 31 Aug 2020. Full set with box, tags, stickers, manual, warranty, certificate. 💎 Very sought after watch and great collectable. Not easy to find limited blue edition, especially AD with Worldwide warranty. ✔...
  16. Watches - Private Sellers and Sponsors
    Price: $2,400 REDUCED to $2,275 All boxes, papers, warranty card, unused strap, unused bracelet included. I bought the watch a couple weeks ago, new from shoppinginjapan. The SBDX017 is now out of production, and it is the last model mm300 without the prospex "x" logo on the dial. Watch is in...
  17. Watches - Private Sellers and Sponsors
    This set has been sold. Thanks! I am offering for sale a special Buy One Get One deal on a pair of Marinemaster homage-style watches. They were purchased from WR Watches and are sister brands San Martin and Proxima. There are a number of threads on these high quality watches. Here are just a...
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