Seiko Cal. 6624 - 342

Seiko 6624-342

The 6624-342 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6624 caliber with 35j jewels beating at 21,600 bph, it delivers a 58 hours power reserve. [seikata-wm-511f0843f813]

Also known as: Sumo

Specifications

Movement
Spring Drive
Case Material
Stainless Steel
Case Width
44mm
Case Thickness
14.1mm
Lug Width
19mm
Crystal
Acrylic
Bezel
Fixed
Water Resistance
170m
Dial Color
Blue Sunburst
Jewels
35j
Frequency
21,600 bph
Power Reserve
58 hours
Year
1967

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