Seiko Cal. 4539 - 188

Seiko 4539-188

This Automatic model from 1991 features a 43mm Hardlex-Coated Steel case. Powered by the 4539 caliber with 28j jewels beating at 21,600 bph, it delivers a 53 hours power reserve. [seikata-wm-e67ee3799d3f]

Also known as: Turtle

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
43mm
Case Thickness
14.0mm
Lug Width
22mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
150m
Dial Color
Silver
Jewels
28j
Frequency
21,600 bph
Power Reserve
53 hours
Year
1991

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