Seiko Prospex Divers Prospex Diver Samurai Stainless Steel / Black / Bracelet

Reference SRPB51

About this watch

The Seiko SRPB51 Prospex Diver Samurai is more than just a watch; it's a statement on your wrist. With its robust design and impressive features, this timepiece has become a favorite among divers and watch enthusiasts alike. Its matte black finish gives it a stealthy look that's both modern and timeless. The stainless steel case feels incredibly solid, and you can tell right away that this watch is built to last. At the heart of the Seiko SRPB51 is the automatic Caliber 4R35 movement, boasting 23 jewels and a power reserve of 41 hours. With a water resistance of 200 meters, the SRPB51 is more than equipped for underwater activities. The rotating bezel allows for easy tracking of dive time, while the luminescent elements ensure that you can read the time even in low-light conditions. One of the key aspects of any watch is how it feels on your wrist, and the SRPB51's stainless steel bracelet provides comfort and a secure fit. Whether you're diving deep into the ocean or navigating through your daily life, this timepiece is a steadfast companion that won’t let you down.
Buy Now on Jomashop
This is an affiliate link

Key Features

  • Automatic Caliber 4R35 Movement
  • 200m Water Resistance
  • Stainless Steel Case
  • Rotating Bezel with Dive Time Tracking

Specifications

Brand
Seiko
Family
Prospex Divers
Model
Prospex Diver Samurai Stainless Steel / Black / Bracelet
Reference
SRPB51
Movement
4r35
Movement Features
  • Hours, Minutes, Seconds
  • Date
Case
Stainless Steel 43.8mm
Dial Color
Black
Crystal
Hardlex
Water Resistance
200

Current Listings

[WTS] Seiko Samurai Prospex SRPB51 with Box, papers & extra links

Seiko Samurai Prospex SRPB51 with Box, papers & extra links

Seiko - SRPB51 · $330
This Seiko Prospex SRPB51 features a water resistant rating of 200m and a waffle dial. It has a knurled screw down crown, movement hacking, and date wheel functionality.

  • Condition: Very good, slight signs of wear on the bracelet from 'desk diving'
  • Water resistance: 200m
  • Links: 5 additional links
  • Adjustment type: pin and collar system
Posted at
Dec 6, 2025, 9:12 PM
Active
[WTS] Seiko Prospex SAMURAI SRPB51/SRPF03 +extra links $290 Shipped

Seiko Prospex SAMURAI SRPB51/SRPF03 +extra links $290 Shipped

Seiko - SRPB51/SRPF03 · $290
The Seiko Prospex SAMURAI SRPB51/SRPF03 is an excellent timepiece with good lume and keeping good time. It's a serious workhorse of a watch that looks great on the wrist.

  • Condition: good used condition with scratches under the lugs and on sides
  • Case Diameter: 44mm diameter
  • Thickness: 13.4mm thickness
  • Movement: Automatic Caliber 4R35 with 21,600 vibrations per hour
Posted at
Dec 13, 2025, 12:38 AM
Active