Seiko Cal. 6674 - 740

Seiko 6674-740

This Automatic model from 1973 features a 43mm Stainless Steel case. Powered by the 6674 caliber with 20j jewels beating at 21,600 bph, it delivers a 55 hours power reserve. [seikata-wm-1b96fc1e7f0f]

Also known as: Turtle, Tuna

Specifications

Movement
Automatic
Case Material
Stainless Steel
Case Width
43mm
Case Thickness
15.1mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Bidirectional
Water Resistance
60m
Dial Color
Burgundy
Jewels
20j
Frequency
21,600 bph
Power Reserve
55 hours
Year
1973

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