Seiko Cal. 6630 - 251

Seiko 6630-251

The 6630-251 is a sought-after Solar piece from Seiko's golden era. Powered by the 6630 caliber with 26j jewels beating at 28,800 bph, it delivers a 55 hours power reserve. [seikata-wm-9b2c1cc8510f]

Also known as: Panda, Helmet

Specifications

Movement
Solar
Case Material
Gold-Plated
Case Width
37mm
Case Thickness
10.5mm
Lug Width
18mm
Crystal
Sapphire
Bezel
Inner Rotating
Water Resistance
60m
Dial Color
Navy
Jewels
26j
Frequency
28,800 bph
Power Reserve
55 hours
Year
1984

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