Seiko Cal. 0787 - 631

This Spring Drive model from 1981 features a 42mm PVD Black case. Powered by the 0787 caliber with 26j jewels beating at 28,800 bph, it delivers a 70 hours power reserve. [seikata-wm-4dcc542a4e60]

Also known as: Panda

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

42mm

Case Thickness

15.0mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Burgundy

Jewels

26j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1981

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