Seiko Cal. 4539 - 691

Seiko 4539-691

This Quartz model from 1981 features a 36mm Stainless Steel case. With its 20mm lug width and 12.4mm profile, it sits comfortably on most wrists. [seikata-wm-405f28c6e11a]

Also known as: Turtle

Specifications

Movement
Quartz
Case Material
Stainless Steel
Case Width
36mm
Case Thickness
12.4mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
100m
Dial Color
Silver
Jewels
31j
Frequency
36,000 bph
Power Reserve
71 hours
Year
1981

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