Seiko Cal. 7186 - 104

This Hand-Winding model from 1971 features a 42mm Two-Tone case. The Rotating bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-cfb412f4e9a7]

Also known as: Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

42mm

Case Thickness

15.2mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

100m

Dial Color

Cream

Jewels

22j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1971

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