Seiko Cal. 7039 - 328

The Seiko 7039-328 represents an important milestone in Seiko's 1968 lineup. Powered by the 7039 caliber with 35j jewels beating at 36,000 bph, it delivers a 66 hours power reserve. [seikata-wm-7b819e2d819f]

Also known as: Tuna, Baby Tuna

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

37mm

Case Thickness

11.4mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Champagne

Jewels

35j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1968

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