Seiko Cal. 5666 - 437

Seiko 5666-437

This Quartz model from 1998 features a 41mm Two-Tone case. Powered by the 5666 caliber with 22j jewels beating at 21,600 bph, it delivers a 50 hours power reserve. [seikata-wm-7a1cfaa0056d]

Also known as: Turtle, Navigator

Specifications

Movement
Quartz
Case Material
Two-Tone
Case Width
41mm
Case Thickness
12.3mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
180m
Dial Color
Black
Jewels
22j
Frequency
21,600 bph
Power Reserve
50 hours
Year
1998

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