Seiko Cal. 6674 - 680

Seiko 6674-680

The 6674-680 is a sought-after Spring Drive piece from Seiko's golden era. The Coin-Edge bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-089a3a90125e]

Also known as: Tuna, Sportsmatic

Specifications

Movement
Spring Drive
Case Material
Two-Tone
Case Width
39mm
Case Thickness
15.2mm
Lug Width
21mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
50m
Dial Color
Burgundy
Jewels
27j
Frequency
36,000 bph
Power Reserve
64 hours
Year
1970

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seikata-wm-089a3a90125e