Seiko Cal. 4488 - 337

The 4488-337 is a sought-after Quartz piece from Seiko's golden era. Powered by the 4488 caliber with 22j jewels beating at 28,800 bph, it delivers a 56 hours power reserve. [seikata-wm-cc5dcabeb5c3]

Also known as: Monster, Sumo

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

44mm

Case Thickness

14.5mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

White

Jewels

22j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1978

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