Seiko Cal. 0788 - 781

This Spring Drive model from 1975 features a 35mm PVD Black case. Powered by the 0788 caliber with 26j jewels beating at 28,800 bph, it delivers a 40 hours power reserve. [seikata-wm-9056e0122b7d]

Also known as: Navigator, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

35mm

Case Thickness

8.8mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Burgundy

Jewels

26j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1975

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