Seiko Cal. 4539 - 418

Seiko 4539-418

The 4539-418 is a sought-after Automatic piece from Seiko's golden era. Powered by the 4539 caliber with 32j jewels beating at 28,800 bph, it delivers a 38 hours power reserve. [seikata-wm-5db15917c25c]

Also known as: Helmet

Specifications

Movement
Automatic
Case Material
Titanium
Case Width
39mm
Case Thickness
12.3mm
Lug Width
22mm
Crystal
Hardlex
Bezel
Fixed
Water Resistance
40m
Dial Color
White
Jewels
32j
Frequency
28,800 bph
Power Reserve
38 hours
Year
1985

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seikata-wm-5db15917c25c