Seiko Cal. 4539 - 600

Seiko 4539-600

The 4539-600 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 4539 caliber with 33j jewels beating at 28,800 bph, it delivers a 58 hours power reserve. [seikata-wm-127cb9c58013]

Also known as: Bullhead, Helmet

Specifications

Movement
Hand-Winding
Case Material
Titanium
Case Width
44mm
Case Thickness
11.3mm
Lug Width
19mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
90m
Dial Color
Silver
Jewels
33j
Frequency
28,800 bph
Power Reserve
58 hours
Year
1988

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seikata-wm-127cb9c58013