Seiko Cal. 4457 - 791

The Seiko 4457-791 represents an important milestone in Seiko's 1993 lineup. Powered by the 4457 caliber with 27j jewels beating at 36,000 bph, it delivers a 38 hours power reserve. [seikata-wm-de53a27f56c5]

Also known as: Sportsmatic, Bellmatic

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

37mm

Case Thickness

12.2mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

White

Jewels

27j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1993

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