Seiko Cal. 5661 - 633

Seiko 5661-633

This Solar model from 1986 features a 46mm Hardlex-Coated Steel case. Powered by the 5661 caliber with 30j jewels beating at 36,000 bph, it delivers a 55 hours power reserve. [seikata-wm-53935938c8cc]

Specifications

Movement
Solar
Case Material
Hardlex-Coated Steel
Case Width
46mm
Case Thickness
15.1mm
Lug Width
20mm
Crystal
Mineral
Bezel
Inner Rotating
Water Resistance
40m
Dial Color
Silver
Jewels
30j
Frequency
36,000 bph
Power Reserve
55 hours
Year
1986

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