Knowledge Center

Professional Authentication Platform

Seiko · Prospex

Turtle

Ref. SRP777

currentModern reissue (4R36)DocumentedLast reviewed Not yet reviewed

Overview

Production
2016–present
Era
Modern reissue (4R36)
Status
current

Case

Case diameter
44.3mm
Thickness
14mm
Lug width
22mm
Case material
Stainless steel
Construction
Cushion case, crown at 4
Bezel
Unidirectional 60-minute
Crystal
Hardlex
Crown
Screw-down crown at 4
Water resistance
200m

Dial & Hands

Dial
Black
Lume
LumiBrite
Lume type
LumiBrite

Movement

Movement
Automatic
Caliber
4R36
Manufacturer
Seiko
Winding
automatic
Power reserve
~41 hours
Frequency
21,600 vph
Jewels
24
Complications
Day-date, hacking, hand-winding