📦 Fast & Free Shipping In The U.S. On All Orders 📦

Seiko SRPE37 Prospex "Black Samurai" | Automatic Diver's Watch | 43.8mm Black Ion-Plated Steel | 200M Water Resistant | Sapphire Crystal | Men's Professional Timepiece



Seiko SRPE37 "Black Samurai": Automatic diver's watch with 43.8mm black ion-plated steel case. 200m water-resistant, sapphire crystal, ceramic bezel. Features 4R35 movement, LumiBrite hands & day-date display. Ideal for professional divers & watch lovers.
Find out more

$ 359.95


Introducing the Seiko SRPE37: The Ultimate Diver's Companion

The Seiko SRPE37, affectionately known as the "Black Samurai," is a masterpiece of horological engineering from Seiko's renowned Prospex line. This automatic diver's watch combines rugged functionality with sleek aesthetics, making it an ideal choice for both professional divers and watch enthusiasts alike.

Robust Design and Construction

The Seiko SRPE37 boasts a sturdy 43.8mm stainless steel case with a black ion finish, giving it a bold and sophisticated appearance. The unidirectional rotating bezel features a black ceramic insert, offering both style and practicality for timing dives. The watch's angular case design, reminiscent of samurai armor, lends it a unique and commanding presence on the wrist.

Superior Water Resistance

True to its diver's watch heritage, the Seiko SRPE37 offers an impressive 200-meter water resistance. This makes it suitable for professional marine activity and serious surface water sports, including scuba diving. The screw-down crown ensures water tightness and adds to the overall durability of the timepiece.

Sapphire Crystal Protection

One of the standout features of the Seiko SRPE37 is its sapphire crystal. Known for its exceptional scratch resistance and clarity, the sapphire crystal protects the dial while providing unobstructed visibility in various conditions.

Automatic Movement

At the heart of the Seiko SRPE37 lies the reliable 4R35 automatic movement. This self-winding mechanism harnesses the natural motion of your wrist to keep the watch running, eliminating the need for battery changes. It also features manual winding capability and a stop-second function for precise time setting.

Legibility and Lume

The black dial of the SRPE37 provides a perfect backdrop for the large, luminous hour markers and hands. Seiko's proprietary LumiBrite technology ensures excellent visibility in low-light conditions, a crucial feature for divers and night-time adventurers.

Practical Features:

  • Day and date display at 3 o'clock
  • 41-hour power reserve
  • Uni-directional rotating bezel for dive time tracking
  • Screw-down crown for enhanced water resistance

Comfortable Wear

The Seiko SRPE37 comes with a robust stainless steel bracelet that matches the case's black ion finish. The secure three-fold clasp with push-button release ensures a comfortable fit and easy wearability, whether you're exploring ocean depths or attending a formal event.

Versatility and Style

While designed as a professional diver's watch, the Seiko SRPE37's sleek black design makes it versatile enough for everyday wear. Its bold yet refined appearance allows it to transition seamlessly from underwater adventures to business meetings and social gatherings.

The Seiko SRPE37 "Black Samurai" is more than just a timepiece; it's a testament to Seiko's commitment to quality, innovation, and style. Whether you're a professional diver, an watch enthusiast, or someone who appreciates fine craftsmanship, this watch offers the perfect blend of functionality and aesthetics. Embrace the spirit of adventure and precision with the Seiko SRPE37 – a watch that's ready for any challenge, above or below the waves.


  • Prospex Automatic Diver: A reliable and robust automatic diver's watch from the Seiko Prospex collection, designed for adventurers and water enthusiasts.
  • Manual and Automatic Winding Capabilities: This watch can be wound both manually and automatically, providing flexibility in power management.
  • Black Ceramic One-Way Rotating Elapsed Timing Bezel: The black ceramic bezel adds a stylish and functional touch, allowing you to track elapsed time during your dives or activities.
  • White Dial with 3-D Pressed Pattern: The white dial features a unique 3-D pressed pattern that beautifully reflects the shape of the bezel edge, adding a distinctive look to the watch.
  • Magnified Date Calendar: The watch includes a magnified date window for convenient date tracking at a glance.
  • LumiBrite Hands and Markers: LumiBrite coating on the hands and markers ensures excellent visibility in low-light or underwater conditions.
  • Screwdown Crown and Caseback: These features enhance the watch's water resistance and durability, ensuring it can withstand the rigors of diving and other demanding activities.
  • Complies with ISO standards for scuba diving, making it suitable for underwater adventures.
  • White dial with a distinctive 3-D pattern, enhancing its aesthetic appeal.


  • Brand: Seiko
  • Model number : SRPE37
  • Diameter: 44.0 mm
  • Thickness: 12.81 mm
  • Length: 48.7 mm
  • Caliber: 4R35
  • Vibrations Per Hour: 21,600
  • Jewels: 23
  • Clasp : Buckle
  • Power Reserve: Approximately 41 hours
  • Case Material: Stainless steel
  • Sapphire crystal with anti-reflective coating on the inner surface
  • Scratch-resistant and provides excellent clarity.
  • Water-resistant up to 200 meters (660 feet)
  • Black silicone strap
  • UPC: 029665203366
Secure Payments
Friendly Customer Service
Money Back Guarantee
Fast Shipping

Seiko SRPE37 Prospex "Black Samurai" | Automatic Diver's Watch | 43.8mm Black Ion-Plated Steel | 200M Water Resistant | Sapphire Crystal | Men's Professional Timepiece is not currently available.

Do you want to receive an email as soon as this product is back in stock?

error check_circle

I don't have an account,
I want to subscribe

error check_circle
error check_circle remove_red_eye
error check_circle remove_red_eye

I already have an account