Seiko Cal. 6659 - 604

Seiko 6659-604

The 6659-604 is a sought-after Spring Drive piece from Seiko's golden era. The Coin-Edge bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-c21c08f8ae56]

Also known as: Bullhead, Silverwave

Specifications

Movement
Spring Drive
Case Material
Stainless Steel
Case Width
40mm
Case Thickness
14.0mm
Lug Width
19mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
60m
Dial Color
Green
Jewels
21j
Frequency
21,600 bph
Power Reserve
39 hours
Year
1983

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