Seiko Cal. 3866 - 878

Seiko 3866-878

This Quartz model from 1999 features a 37mm Gold-Plated case. Powered by the 3866 caliber with 31j jewels beating at 21,600 bph, it delivers a 58 hours power reserve. [seikata-wm-1a4fe877b7f1]

Also known as: Turtle, Sea Horse

Specifications

Movement
Quartz
Case Material
Gold-Plated
Case Width
37mm
Case Thickness
9.3mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Bidirectional
Water Resistance
110m
Dial Color
Blue Sunburst
Jewels
31j
Frequency
21,600 bph
Power Reserve
58 hours
Year
1999

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