Seiko Cal. 6657 - 611

Seiko 6657-611

This Solar model from 1969 features a 40mm Hardlex-Coated Steel case. It features a Black dial protected by a Hardlex crystal and offers 30m of water resistance. [seikata-wm-3d16e8d89bd3]

Specifications

Movement
Solar
Case Material
Hardlex-Coated Steel
Case Width
40mm
Case Thickness
14.1mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
30m
Dial Color
Black
Jewels
22j
Frequency
28,800 bph
Power Reserve
69 hours
Year
1969

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