Seiko Cal. 3858 - 242

The 3858-242 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 3858 caliber with 30j jewels beating at 36,000 bph, it delivers a 63 hours power reserve. [seikata-wm-8e59a72bf2a6]

Also known as: Shogun, Arnie

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

15.0mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Cream

Jewels

30j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1972

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