Seiko Cal. 7178 - 645

This Quartz model from 1982 features a 46mm Stainless Steel case. Powered by the 7178 caliber with 32j jewels beating at 36,000 bph, it delivers a 68 hours power reserve. [seikata-wm-28a18c4b0eca]

Also known as: Tuna

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

13.4mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

90m

Dial Color

Champagne

Jewels

32j

Frequency

36,000 bph

Power Reserve

68 hours

Year

1982

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