Seiko Cal. 6646 - 732

Seiko 6646-732

The 6646-732 is a sought-after Solar piece from Seiko's golden era. Powered by the 6646 caliber with 24j jewels beating at 28,800 bph, it delivers a 72 hours power reserve. [seikata-wm-73c49760c6e1]

Also known as: Tuna, Panda

Specifications

Movement
Solar
Case Material
Gold-Plated
Case Width
42mm
Case Thickness
13.3mm
Lug Width
18mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
180m
Dial Color
Blue Sunburst
Jewels
24j
Frequency
28,800 bph
Power Reserve
72 hours
Year
1970

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seikata-wm-73c49760c6e1