Seiko Cal. 3857 - 373

Seiko 3857-373

This Automatic model from 1993 features a 44mm Hardlex-Coated Steel case. Powered by the 3857 caliber with 36j jewels beating at 28,800 bph, it delivers a 40 hours power reserve. [seikata-wm-eff0c82a0942]

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
44mm
Case Thickness
8.8mm
Lug Width
18mm
Crystal
Mineral
Bezel
Fixed
Water Resistance
130m
Dial Color
Blue Sunburst
Jewels
36j
Frequency
28,800 bph
Power Reserve
40 hours
Year
1993

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