Seiko Cal. 7187 - 683

This Kinetic model from 1976 features a 43mm Two-Tone case. Powered by the 7187 caliber with 21j jewels beating at 36,000 bph, it delivers a 68 hours power reserve. [seikata-wm-b41fd5507c98]

Also known as: Tuna, World Timer

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

43mm

Case Thickness

9.3mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

120m

Dial Color

Navy

Jewels

21j

Frequency

36,000 bph

Power Reserve

68 hours

Year

1976

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