Seiko Cal. 6630 - 436

Seiko 6630-436

This Automatic model from 1978 features a 42mm Gold-Plated case. Powered by the 6630 caliber with 25j jewels beating at 21,600 bph, it delivers a 50 hours power reserve. [seikata-wm-41349a3c5eda]

Specifications

Movement
Automatic
Case Material
Gold-Plated
Case Width
42mm
Case Thickness
9.4mm
Lug Width
20mm
Crystal
Acrylic
Bezel
Inner Rotating
Water Resistance
200m
Dial Color
White
Jewels
25j
Frequency
21,600 bph
Power Reserve
50 hours
Year
1978

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seikata-wm-41349a3c5eda