Seiko Cal. 5689 - 464

The 5689-464 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 5689 caliber with 28j jewels beating at 28,800 bph, it delivers a 57 hours power reserve. [seikata-wm-b0e99ff3867b]

Also known as: Sumo, Pogue

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

11.1mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Silver

Jewels

28j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1965

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