Seiko Cal. 3881 - 379

This Kinetic model from 1968 features a 45mm PVD Black case. Powered by the 3881 caliber with 24j jewels beating at 28,800 bph, it delivers a 41 hours power reserve. [seikata-wm-f3d077dc0d04]

Also known as: Sportsmatic, Golden Tuna

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

45mm

Case Thickness

14.7mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

White

Jewels

24j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1968

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