Seiko Cal. 3813 - 281

This Automatic model from 1989 features a 34mm PVD Black case. Powered by the 3813 caliber with 30j jewels beating at 36,000 bph, it delivers a 52 hours power reserve. [seikata-wm-c38e06b4877d]

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

34mm

Case Thickness

10.7mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Green

Jewels

30j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1989

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