Seiko Cal. 7158 - 140

The Seiko 7158-140 represents an important milestone in Seiko's 1970 lineup. The Inner Rotating bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-dd7decc650bb]

Also known as: Sumo, Golden Tuna

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

42mm

Case Thickness

13.3mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Burgundy

Jewels

24j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1970

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