Seiko Cal. 3887 - 738

Seiko 3887-738

This Solar model from 1991 features a 37mm Hardlex-Coated Steel case. Powered by the 3887 caliber with 33j jewels beating at 28,800 bph, it delivers a 48 hours power reserve. [seikata-wm-e43eab873bb5]

Specifications

Movement
Solar
Case Material
Hardlex-Coated Steel
Case Width
37mm
Case Thickness
10.8mm
Lug Width
22mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
90m
Dial Color
Blue Sunburst
Jewels
33j
Frequency
28,800 bph
Power Reserve
48 hours
Year
1991

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