Seiko Cal. 3857 - 186

Seiko 3857-186

This Solar model from 1984 features a 37mm Stainless Steel case. Powered by the 3857 caliber with 24j jewels beating at 36,000 bph, it delivers a 72 hours power reserve. [seikata-wm-6a33274203b1]

Specifications

Movement
Solar
Case Material
Stainless Steel
Case Width
37mm
Case Thickness
12.5mm
Lug Width
18mm
Crystal
Acrylic
Bezel
Rotating
Water Resistance
140m
Dial Color
Black
Jewels
24j
Frequency
36,000 bph
Power Reserve
72 hours
Year
1984

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