Seiko Cal. 4428 - 440

The Seiko 4428-440 represents an important milestone in Seiko's 1996 lineup. Powered by the 4428 caliber with 26j jewels beating at 28,800 bph, it delivers a 41 hours power reserve. [seikata-wm-1b69d8c3649a]

Also known as: Shogun

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

41mm

Case Thickness

9.4mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Burgundy

Jewels

26j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1996

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