Seiko Cal. 4577 - 931

Seiko 4577-931

This Quartz model from 1972 features a 38mm Two-Tone case. The Rotating bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-2b4e55cc4312]

Also known as: Turtle, Baby Tuna

Specifications

Movement
Quartz
Case Material
Two-Tone
Case Width
38mm
Case Thickness
15.7mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
190m
Dial Color
Green
Jewels
21j
Frequency
28,800 bph
Power Reserve
55 hours
Year
1972

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seikata-wm-2b4e55cc4312