Seiko Cal. 4457 - 809

The Seiko 4457-809 represents an important milestone in Seiko's 1986 lineup. Powered by the 4457 caliber with 28j jewels beating at 21,600 bph, it delivers a 44 hours power reserve. [seikata-wm-3bf16eec0cfb]

Also known as: Tuna, Sportsmatic

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

41mm

Case Thickness

14.5mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

White

Jewels

28j

Frequency

21,600 bph

Power Reserve

44 hours

Year

1986

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