Seiko Cal. 5648 - 252

The 5648-252 is a sought-after Quartz piece from Seiko's golden era. Powered by the 5648 caliber with 36j jewels beating at 36,000 bph, it delivers a 55 hours power reserve. [seikata-wm-15a4abc44d11]

Also known as: Sumo

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

15.8mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

100m

Dial Color

Champagne

Jewels

36j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1982

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