Seiko Cal. 4538 - 177

The 4538-177 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 4538 caliber with 32j jewels beating at 21,600 bph, it delivers a 67 hours power reserve. [seikata-wm-cd4cf44d7a1a]

Also known as: Tuna

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

38mm

Case Thickness

9.3mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Navy

Jewels

32j

Frequency

21,600 bph

Power Reserve

67 hours

Year

1981

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