Seiko Cal. 6661 - 742

Seiko 6661-742

This Solar model from 1992 features a 37mm Titanium case. Powered by the 6661 caliber with 28j jewels beating at 21,600 bph, it delivers a 63 hours power reserve. [seikata-wm-ad11e129912e]

Specifications

Movement
Solar
Case Material
Titanium
Case Width
37mm
Case Thickness
14.3mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Rotating
Water Resistance
200m
Dial Color
Cream
Jewels
28j
Frequency
21,600 bph
Power Reserve
63 hours
Year
1992

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