Seiko Cal. 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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