Seiko Cal. 3881 - 238

The 3881-238 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 3881 caliber with 30j jewels beating at 28,800 bph, it delivers a 42 hours power reserve. [seikata-wm-c21d119200f3]

Also known as: Bullhead, Rally

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

8.9mm

Lug Width

22mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

120m

Dial Color

Burgundy

Jewels

30j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1970

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