Seiko Cal. 6618 - 371

Seiko 6618-371

This Solar model from 1972 features a 46mm Hardlex-Coated Steel case. Powered by the 6618 caliber with 25j jewels beating at 36,000 bph, it delivers a 55 hours power reserve. [seikata-wm-1d28e128432d]

Specifications

Movement
Solar
Case Material
Hardlex-Coated Steel
Case Width
46mm
Case Thickness
15.4mm
Lug Width
20mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
110m
Dial Color
Burgundy
Jewels
25j
Frequency
36,000 bph
Power Reserve
55 hours
Year
1972

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