[WTS] Seiko SPB381 GMT "The Hulk" | Full Set

Seiko SPB381 GMT "The Hulk" | Full Set

Seiko - SPB381 · $5,500
Seiko SPB381 GMT "The Hulk" is for sale. This watch features a 44mm titanium case, a unidirectional rotating bezel, and a green dial with white accents.

  • Case size: 44mm diameter
  • Water resistance: 200m depth rating
Posted at
Mar 27, 2026, 4:01 PM
Active
[WTS] Seiko Prospex Spb381

Seiko Prospex Spb381

Seiko - SPB381 · $730
This Seiko Prospex SPB381 is a well-crafted watch featuring a 42mm diameter case, a 20mm lug width, and a sapphire crystal front. It runs on the reliable Seiko 6R54 movement and boasts 200m of water resistance.

  • Condition: Good condition with scratches on lugs and bracelet
  • Movement: Seiko 6R54
  • Water resistance: 200m
  • Diameter: 42mm
Posted at
Mar 18, 2026, 3:16 PM
Sold
[WTS] Seiko SPB381 “Hulk” Like New - $925 🚢

Seiko SPB381 “Hulk” Like New - $925 🚢

Seiko - SPB381 · $925
This Seiko Prospex SPB381 is a Heritage Diver's GMT watch, featuring a stainless steel case and excellent condition. It comes with a full kit, including a bracelet, box, manual, and other accessories.

  • Condition: Like New
  • Case material: Stainless Steel
  • Thickness: 12.9 mm
  • Diameter: 42 mm
Posted at
Feb 22, 2026, 12:20 PM
Sold
[WTS] Seiko SPB381 Hulk 1968 GMT

Seiko SPB381 Hulk 1968 GMT

Seiko - SPB381 · $775
The Seiko SPB381 is a GMT watch that features a 1968 design. It has a clean crystal and good bracelet and clasp, but shows some wear on the case.

  • Condition: Good overall condition with some wear throughout case
  • Case Wear: some
  • Bezel Condition: clean
  • Bracelet Condition: desk wear
Posted at
Feb 20, 2026, 3:52 PM
Sold
[WTS] Seiko Prospex GMT SPB381, the “Seiko Hulk” | August 2025 Complete Set | Excellent Condition

Seiko Prospex GMT SPB381, the “Seiko Hulk” | August 2025 Complete Set | Excellent Condition

Seiko - SPB381 · $950
The Seiko Prospex SPB381 GMT, also known as the 'Seiko Hulk', features a deep green dial and matching ceramic bezel. It has a lot of depth and its combination of polished and brushed finishing gives off major Grand Seiko vibes. The watch is powered by Seiko's 6R54 automatic GMT movement.

  • Condition: Excellent condition
  • Case dimensions: 42mm diameter, 12.9mm thickness
  • Lug-to-lug dimension: 48.6mm
  • Lug width: 20mm
Posted at
Feb 12, 2026, 10:30 AM
Sold
[WTS] Seiko Prospex GMT SPB381

Seiko Prospex GMT SPB381

Seiko - SPB381 · $999
The Seiko Prospex GMT SPB381 features a unique green dial that appears black in some lighting and has a warm Kelly green appearance in the sunshine. It includes all links, box, original diver's extension/clasp, warranty card, and purchase receipt.

  • Condition: Like new, full set with original accessories
  • Warranty expiration date: May 2026
  • Original price paid to ad: $999
Posted at
Feb 8, 2026, 1:36 PM
Expired
[WTS] Seiko SPB381-Full Kit-Like New

Seiko SPB381-Full Kit-Like New

Seiko - SPB381 · $1,000
A like new Seiko SPB381, a complete kit with no signs of wear.

  • Condition: Like new
  • Size: smaller than usual
  • Payment methods: Preferred payment options: PP or Zelle
Posted at
Feb 1, 2026, 10:30 PM
Expired
[WTS] Seiko SPB381j1 GMT GREEN Automatic 42mm

Seiko SPB381j1 GMT GREEN Automatic 42mm

Seiko - SPB381J1 · $1,500
The Seiko SPB381J1 features a stunning green dial, automatic GMT movement, and a date display. It has a 42mm stainless steel case and a matching steel bracelet.

  • Condition: New
  • Case size: 42mm diameter
  • Bracelet material: stainless steel
Posted at
Jan 15, 2026, 10:06 AM
Expired
[WTS] Seiko 1968 GMT SPB381 – New / Unworn

Seiko 1968 GMT SPB381 – New / Unworn

Seiko - SPB381 · $875
This listing is for a Seiko 1968 GMT watch. The watch has a case size of 42mm and features a new/unworn condition.

  • Condition: New / Unworn with small handling mark on clasp
  • Case size: 42mm diameter
Posted at
Jan 12, 2026, 9:57 PM
Sold