Seiko Cal. 6645 - 680

Seiko 6645-680

The 6645-680 is a sought-after Solar piece from Seiko's golden era. Powered by the 6645 caliber with 18j jewels beating at 36,000 bph, it delivers a 47 hours power reserve. [seikata-wm-2605750fe97f]

Also known as: Goldfeather, Arnie

Specifications

Movement
Solar
Case Material
Two-Tone
Case Width
45mm
Case Thickness
13.5mm
Lug Width
19mm
Crystal
Acrylic
Bezel
Bidirectional
Water Resistance
60m
Dial Color
Burgundy
Jewels
18j
Frequency
36,000 bph
Power Reserve
47 hours
Year
1976

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seikata-wm-2605750fe97f