Seiko Cal. 0739 - 761

This Spring Drive model from 1969 features a 46mm PVD Black case. Powered by the 0739 caliber with 34j jewels beating at 21,600 bph, it delivers a 59 hours power reserve. [seikata-wm-d315d0511b9a]

Also known as: Golden Tuna, Flighty

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

46mm

Case Thickness

9.6mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Black

Jewels

34j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1969

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