Seiko Cal. 3879 - 211

This Spring Drive model from 1985 features a 40mm PVD Black case. Powered by the 3879 caliber with 17j jewels beating at 36,000 bph, it delivers a 58 hours power reserve. [seikata-wm-51b6a6d7f442]

Also known as: Navigator, Crown

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

40mm

Case Thickness

12.3mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

40m

Dial Color

White

Jewels

17j

Frequency

36,000 bph

Power Reserve

58 hours

Year

1985

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