Seiko Cal. 0787 - 770

This Spring Drive model from 1981 features a 39mm Two-Tone case. It features a Burgundy dial protected by a Acrylic crystal and offers 50m of water resistance. [seikata-wm-4033619a4f7a]

Also known as: World Timer

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

39mm

Case Thickness

13.6mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

50m

Dial Color

Burgundy

Jewels

25j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1981

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