Seiko Cal. 7031 - 594

The Seiko 7031-594 represents an important milestone in Seiko's 1968 lineup. Powered by the 7031 caliber with 36j jewels beating at 28,800 bph, it delivers a 60 hours power reserve. [seikata-wm-a45981ca281b]

Also known as: Sea Horse, Baby Tuna

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

38mm

Case Thickness

15.4mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Green

Jewels

36j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1968

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