Seiko Cal. 3866 - 923

Seiko 3866-923

The Seiko 3866-923 represents an important milestone in Seiko's 1982 lineup. Powered by the 3866 caliber with 22j jewels beating at 28,800 bph, it delivers a 43 hours power reserve. [seikata-wm-d6623a32a5a2]

Also known as: Tuna, Sea Horse

Specifications

Movement
Hand-Winding
Case Material
PVD Black
Case Width
35mm
Case Thickness
14.4mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Fixed
Water Resistance
100m
Dial Color
Blue Sunburst
Jewels
22j
Frequency
28,800 bph
Power Reserve
43 hours
Year
1982

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seikata-wm-d6623a32a5a2