Seiko Cal. 0770 - 149

This Spring Drive model from 1984 features a 40mm PVD Black case. Powered by the 0770 caliber with 20j jewels beating at 21,600 bph, it delivers a 60 hours power reserve. [seikata-wm-b7d0b6ea25a5]

Also known as: Crown, Arnie

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

40mm

Case Thickness

15.0mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Burgundy

Jewels

20j

Frequency

21,600 bph

Power Reserve

60 hours

Year

1984

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