Seiko Cal. 7112 - 754

This Quartz model from 1977 features a 45mm Two-Tone case. Powered by the 7112 caliber with 25j jewels beating at 28,800 bph, it delivers a 61 hours power reserve. [seikata-wm-7be6486dda36]

Also known as: Tuna, Bellmatic

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

45mm

Case Thickness

14.4mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

40m

Dial Color

Navy

Jewels

25j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1977

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