Seiko Cal. 6649 - 136

Seiko 6649-136

This Spring Drive model from 1978 features a 42mm Gold-Plated case. Powered by the 6649 caliber with 28j jewels beating at 36,000 bph, it delivers a 59 hours power reserve. [seikata-wm-fc52fe93be08]

Also known as: Monster

Specifications

Movement
Spring Drive
Case Material
Gold-Plated
Case Width
42mm
Case Thickness
12.0mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Rotating
Water Resistance
30m
Dial Color
Blue Sunburst
Jewels
28j
Frequency
36,000 bph
Power Reserve
59 hours
Year
1978

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