Seiko Cal. 6659 - 779

Seiko 6659-779

The 6659-779 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6659 caliber with 30j jewels beating at 21,600 bph, it delivers a 40 hours power reserve. [seikata-wm-ca4462ac7ded]

Also known as: Tuna, Navigator

Specifications

Movement
Automatic
Case Material
Gold-Plated
Case Width
39mm
Case Thickness
8.5mm
Lug Width
20mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
180m
Dial Color
Navy
Jewels
30j
Frequency
21,600 bph
Power Reserve
40 hours
Year
1971

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seikata-wm-ca4462ac7ded