Seiko Cal. 0751 - 173

This Spring Drive model from 1972 features a 37mm Two-Tone case. Powered by the 0751 caliber with 19j jewels beating at 21,600 bph, it delivers a 54 hours power reserve. [seikata-wm-5d648ec52221]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

37mm

Case Thickness

13.2mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Cream

Jewels

19j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1972

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