Seiko Cal. 6674 - 357

This Spring Drive model from 1975 features a 35mm Titanium case. Powered by the 6674 caliber with 32j jewels beating at 28,800 bph, it delivers a 57 hours power reserve. [seikata-wm-d7e652a9d34a]

Also known as: Helmet, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

35mm

Case Thickness

13.5mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

170m

Dial Color

Champagne

Jewels

32j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1975

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