Seiko Cal. 6278 - 171

Seiko 6278-171

The 6278-171 is a sought-after Solar piece from Seiko's golden era. Powered by the 6278 caliber with 20j jewels beating at 28,800 bph, it delivers a 65 hours power reserve. [seikata-wm-951cbc6ee8c2]

Also known as: Arnie

Specifications

Movement
Solar
Case Material
Hardlex-Coated Steel
Case Width
35mm
Case Thickness
13.9mm
Lug Width
21mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
190m
Dial Color
Champagne
Jewels
20j
Frequency
28,800 bph
Power Reserve
65 hours
Year
1966

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