Seiko Cal. 4538 - 532

The 4538-532 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 4538 caliber with 18j jewels beating at 36,000 bph, it delivers a 50 hours power reserve. [seikata-wm-8309f86e5631]

Also known as: Helmet, UFO

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

41mm

Case Thickness

12.6mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

130m

Dial Color

White

Jewels

18j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1976

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