Seiko Cal. 4484 - 644

This Hand-Winding model from 1990 features a 41mm Two-Tone case. Powered by the 4484 caliber with 36j jewels beating at 28,800 bph, it delivers a 40 hours power reserve. [seikata-wm-e40eee78d607]

Also known as: Helmet, Silverwave

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

41mm

Case Thickness

15.3mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Burgundy

Jewels

36j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1990

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