Seiko Cal. 4516 - 437

Seiko 4516-437

The 4516-437 is a sought-after Quartz piece from Seiko's golden era. Powered by the 4516 caliber with 20j jewels beating at 21,600 bph, it delivers a 72 hours power reserve. [seikata-wm-b6ff6eff6913]

Also known as: Sumo, Sea Horse

Specifications

Movement
Quartz
Case Material
Stainless Steel
Case Width
44mm
Case Thickness
9.0mm
Lug Width
18mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
60m
Dial Color
Burgundy
Jewels
20j
Frequency
21,600 bph
Power Reserve
72 hours
Year
1989

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seikata-wm-b6ff6eff6913