Seiko Cal. 7186 - 747

This Hand-Winding model from 1989 features a 43mm Titanium case. Powered by the 7186 caliber with 31j jewels beating at 21,600 bph, it delivers a 68 hours power reserve. [seikata-wm-ce8e838acb71]

Also known as: Baby Tuna, Flighty

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

43mm

Case Thickness

15.3mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Navy

Jewels

31j

Frequency

21,600 bph

Power Reserve

68 hours

Year

1989

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