Seiko Cal. 3830 - 721

This Automatic model from 1997 features a 36mm PVD Black case. Powered by the 3830 caliber with 34j jewels beating at 36,000 bph, it delivers a 43 hours power reserve. [seikata-wm-8b46f4b91f18]

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

36mm

Case Thickness

9.8mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Green

Jewels

34j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1997

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