[WTS] Seiko Marine Master 300 - SBDX017 - MM300 - Excellent Condition

Seiko Marine Master 300 - SBDX017 - MM300 - Excellent Condition

Seiko - SBDX017/MM300 · $4,250
  • Condition: Excellent
  • Model name: Marine Master 300
Posted at
Jan 21, 2026, 9:30 PM
Sold
[WTS] Seiko SBDX017 Marinemaster, Full Kit, $1850

Seiko SBDX017 Marinemaster, Full Kit, $1850

Posted at
Oct 25, 2025, 2:01 PM
Sold
[WTS] Seiko Prospex Marinemaster 300M - SBDX017

Seiko Prospex Marinemaster 300M - SBDX017

Seiko - SBDX017 · $2,200
A Seiko Marinemaster MM300 SBDX017 is being sold. It's brand new, unworn, and highly sought after, no longer in production.

  • Condition: Brand new and unworn
  • Box And Papers: included
  • Production Status: no longer produced
Posted at
Jun 24, 2025, 4:46 PM
Expired
20mm OEM Seiko Marinemaster SBDX017 Rubber Strap

20mm OEM Seiko Marinemaster SBDX017 Rubber Strap

Seiko - SBDX017 · $50.005
  • Strap Width: 20mm
  • Material: rubber
Posted at
May 26, 2025, 6:42 PM
Expired
[WTS] Seiko Marine Master 300 SBDX017 | Very Good Condition | Full Kit + Upgrades

Seiko Marine Master 300 SBDX017 | Very Good Condition | Full Kit + Upgrades

Seiko - SBDX017 · $1,680
The Seiko Marinemaster SBDX017 is a highly regarded dive watch with a robust build, reliable movement, and exceptional finishing. It features a hard-coating, 300m water resistance, and a Zaratsu finish from Grand Seiko.

  • Condition: Very Good Condition
  • Movement: Seiko 8L35 (undecorated Grand Seiko's automatic movement)
  • Water resistance: 300m
  • Crystal: Sapphire crystal
Posted at
Apr 21, 2025, 8:59 AM
Expired
[WTS] Seiko Marine Master MM300 SBDX017 - Fantastic Condition - Watch Only - $1550 net shipped CONUS

Seiko Marine Master MM300 SBDX017 - Fantastic Condition - Watch Only - $1550 net shipped CONUS

Seiko - SBDX017 · $1,550
The Seiko MarineMaster 300M model SBDX017 is a legendary watch with a short production run, known for its Zaratsu polished and DiaShield coated case. It has a glossy enamel bezel in fantastic condition and a flawless crystal.

  • Condition: Fantastic condition
  • Case size: 42mm
  • Movement: Calibre 8R64
  • Bezel material: Gloss enamel
Posted at
Apr 17, 2025, 9:28 AM
Sold