Seiko Cal. 4494 - 738

The Seiko 4494-738 represents an important milestone in Seiko's 1976 lineup. Powered by the 4494 caliber with 30j jewels beating at 21,600 bph, it delivers a 59 hours power reserve. [seikata-wm-b0fdea9c7c84]

Also known as: Silverwave, Bellmatic

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

8.2mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

150m

Dial Color

Blue Sunburst

Jewels

30j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1976

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