Seiko Prospex Sea SRPE93K1 – Automatic Turtle Diver's Watch

Built for underwater exploration and everyday adventure, the Seiko Prospex SRPE93K1 combines proven dive-watch performance with rugged Japanese craftsmanship.

The Seiko Prospex Sea SRPE93K1 is a dependable automatic diver's watch designed for those who value functionality, durability and timeless sports-watch styling. Recognisable for its distinctive Turtle-inspired case shape, this Prospex model combines a robust stainless steel construction with a comfortable silicone strap, making it a versatile companion for both aquatic activities and daily wear.

Powered by Seiko's Calibre 4R36 automatic movement, the SRPE93K1 offers reliable mechanical timekeeping, a practical day-date display and approximately 41 hours of power reserve. Its unidirectional rotating bezel and 200-metre diver's water resistance reinforce its purpose-built design, while the Hardlex crystal provides protection for the dial.

With its bold proportions, practical features and classic dive-watch character, the SRPE93K1 is an excellent choice for watch enthusiasts seeking a capable and versatile automatic diver.

Key Features

• Seiko Prospex Sea collection designed for adventure and aquatic activities.

• Distinctive Turtle-inspired case design with a robust stainless steel construction.

• Automatic mechanical movement with manual winding capability.

• Seiko Calibre 4R36 offering approximately 41 hours of power reserve.

• Day-date display for convenient everyday timekeeping.

• 200-metre diver's water resistance for underwater use.

• Durable Hardlex crystal protecting the dial.

• Unidirectional rotating bezel for tracking elapsed time.

• LumiBrite illumination on the hands and indexes for improved low-light visibility.

• Comfortable silicone strap suited to active lifestyles.

• Screw-down crown and screw case back for a robust construction.

• Stop-seconds function for precise time setting.

Specifications

• Brand: Seiko

• Collection: Prospex Sea

• Model: SRPE93K1

• Movement: Automatic with manual winding

• Calibre: 4R36

• Power Reserve: Approximately 41 hours

• Jewels: 24

• Functions: Day-date display, stop-seconds function

• Case Material: Stainless steel

• Case Thickness: 13.4mm

• Case Diameter: 45mm

• Crystal: Hardlex

• Strap Material: Silicone

• Lug Width: 22mm

• Luminous Material: LumiBrite on hands and indexes

• Water Resistance: 200 metres / 660 feet, diver's

• Weight: 124g

• Bezel: Unidirectional rotating

• Crown: Screw-down

• Case Back: Screw case back

Case & Dial

The SRPE93K1 features a 45mm stainless steel case with a thickness of 13.4mm. Its distinctive Turtle-inspired silhouette gives the watch a strong, recognisable profile, while the carefully considered case shape contributes to its characteristic dive-watch appearance.

A Hardlex crystal protects the dial, providing practical durability for everyday wear. The unidirectional rotating bezel allows elapsed time to be tracked, making it a useful feature for diving and other timed activities. LumiBrite on the hands and indexes enhances visibility in low-light conditions, helping the wearer read the time when lighting is limited.

The screw-down crown and screw case back complement the watch's robust construction, supporting its 200-metre diver's water resistance.

Bracelet & Clasp

The Seiko Prospex SRPE93K1 is fitted with a silicone strap designed to offer flexibility and comfort during active use. Its water-friendly material makes it particularly suitable for a dive watch, while the 22mm lug width complements the substantial stainless steel case.

The strap's sporty character also makes the watch a practical option for everyday casual wear and outdoor activities.

Functions & Additional Information

At the heart of the SRPE93K1 is Seiko's Calibre 4R36 automatic movement, which winds through wrist movement and also supports manual winding. Featuring 24 jewels and approximately 41 hours of power reserve, it provides dependable mechanical performance without the need for a battery.

The movement includes a day-date display and a stop-seconds function for accurate time setting. For aquatic activities, the watch offers 200-metre diver's water resistance, a unidirectional rotating bezel and a screw-down crown.

With LumiBrite on the hands and indexes, the dial remains easier to read in dim conditions, while the rugged case and practical silicone strap make the watch well suited to an active lifestyle.

A Dependable Diver for Everyday Adventure

The Seiko Prospex Sea SRPE93K1 combines the distinctive Turtle case design with reliable automatic timekeeping and practical diving features. Its 200-metre water resistance, comfortable silicone strap and day-date functionality make it a versatile choice for diving enthusiasts and anyone looking for a robust everyday sports watch backed by Seiko's established watchmaking expertise.