Seiko Cal. 3861 - 756

Seiko 3861-756

The 3861-756 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 3861 caliber with 33j jewels beating at 28,800 bph, it delivers a 50 hours power reserve. [seikata-wm-9bd91c6b5da8]

Also known as: Sea Horse, Emperor

Specifications

Movement
Spring Drive
Case Material
Gold-Plated
Case Width
40mm
Case Thickness
15.1mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
190m
Dial Color
Silver
Jewels
33j
Frequency
28,800 bph
Power Reserve
50 hours
Year
1979

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seikata-wm-9bd91c6b5da8