Seiko Cal. 4542 - 722

Seiko 4542-722

The 4542-722 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4542 caliber with 33j jewels beating at 36,000 bph, it delivers a 38 hours power reserve. [seikata-wm-63170e397a5a]

Also known as: Sumo

Specifications

Movement
Spring Drive
Case Material
Gold-Plated
Case Width
36mm
Case Thickness
9.4mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
40m
Dial Color
Burgundy
Jewels
33j
Frequency
36,000 bph
Power Reserve
38 hours
Year
1997

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seikata-wm-63170e397a5a