Seiko Cal. 3877 - 363

Seiko 3877-363

The 3877-363 is a sought-after Solar piece from Seiko's golden era. Powered by the 3877 caliber with 34j jewels beating at 21,600 bph, it delivers a 44 hours power reserve. [seikata-wm-0ab1442d2180]

Also known as: Sea Horse

Specifications

Movement
Solar
Case Material
Hardlex-Coated Steel
Case Width
44mm
Case Thickness
12.6mm
Lug Width
20mm
Crystal
Sapphire
Bezel
Inner Rotating
Water Resistance
90m
Dial Color
Champagne
Jewels
34j
Frequency
21,600 bph
Power Reserve
44 hours
Year
1975

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seikata-wm-0ab1442d2180