Seiko Cal. 4537 - 202

Seiko 4537-202

The 4537-202 is a sought-after Automatic piece from Seiko's golden era. Powered by the 4537 caliber with 36j jewels beating at 36,000 bph, it delivers a 63 hours power reserve. [seikata-wm-56b9f6b04f72]

Also known as: Baby Tuna

Specifications

Movement
Automatic
Case Material
Titanium
Case Width
37mm
Case Thickness
15.3mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
100m
Dial Color
Black
Jewels
36j
Frequency
36,000 bph
Power Reserve
63 hours
Year
1992

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