Seiko Cal. 4538 - 406

The 4538-406 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 4538 caliber with 24j jewels beating at 36,000 bph, it delivers a 72 hours power reserve. [seikata-wm-cf56ce5d487c]

Also known as: Samurai, Helmet

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

14.0mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

150m

Dial Color

Green

Jewels

24j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1986

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