Seiko Cal. 0765 - 149

This Spring Drive model from 1975 features a 46mm PVD Black case. Powered by the 0765 caliber with 20j jewels beating at 21,600 bph, it delivers a 54 hours power reserve. [seikata-wm-bdfe99b4b297]

Also known as: Silverwave, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

46mm

Case Thickness

13.7mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Cream

Jewels

20j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1975

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