description Seiko Prospex SRPE77 Overview
Seiko Prospex SRPE77, a Japanese automatic diver's watch with 200-meter water resistance, a bold dial, and Seiko's reliable self-winding movement.
help Seiko Prospex SRPE77 FAQ
Is the Seiko SRPE77 a Prospex diver or a Seiko 5 Sports watch?
The SRPE77 is a Seiko 5 Sports model, not a Prospex-certified dive watch. It belongs to the 5 Sports family and is commonly recognized by its mesh-style bracelet and dive-inspired case.
How water-resistant is the Seiko SRPE77?
Seiko specifies 100-meter water resistance for the SRPE77, not 200 meters. It has a rotating bezel and sporty styling, but it is not marketed as an ISO-certified professional diver.
What movement is inside the Seiko SRPE77?
It uses Seiko's automatic 4R36 movement with manual winding and hacking seconds. The movement also drives a day-and-date display at the 3 o'clock position.
What is the difference between the SRPE77 and a Seiko Prospex Turtle?
The SRPE77 is a Seiko 5 Sports watch with 100-meter water resistance, while Prospex Turtle models such as the SRPE93 are rated to 200 meters and built as dedicated dive watches. The Turtle also has a larger cushion-shaped case and stronger dive-oriented specifications.
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