Seiko Cal. 7177 - 255

This Automatic model from 1973 features a 37mm Stainless Steel case. Powered by the 7177 caliber with 23j jewels beating at 21,600 bph, it delivers a 45 hours power reserve. [seikata-wm-46bb68cf520e]

Also known as: Sportsmatic, Arnie

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

15.8mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Champagne

Jewels

23j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1973

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