Seiko Cal. 4457 - 921

The Seiko 4457-921 represents an important milestone in Seiko's 1988 lineup. It features a White dial protected by a Sapphire crystal and offers 110m of water resistance. [seikata-wm-849ae963e5ae]

Also known as: Bellmatic, Flighty

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

9.6mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

110m

Dial Color

White

Jewels

35j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1988

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