Seiko Cal. 7160 - 617

The Seiko 7160-617 represents an important milestone in Seiko's 1973 lineup. The Rotating bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-0aeefcae06c1]

Also known as: Sumo, Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

37mm

Case Thickness

13.7mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

50m

Dial Color

Champagne

Jewels

32j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1973

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