Seiko Cal. 0739 - 134

The 0739-134 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 0739 caliber with 17j jewels beating at 21,600 bph, it delivers a 36 hours power reserve. [seikata-wm-f6dbbca3b5e0]

Also known as: Tuna, Bellmatic

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

14.9mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Blue Sunburst

Jewels

17j

Frequency

21,600 bph

Power Reserve

36 hours

Year

1977

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