Seiko Cal. 4458 - 309

The Seiko 4458-309 represents an important milestone in Seiko's 1988 lineup. Powered by the 4458 caliber with 27j jewels beating at 28,800 bph, it delivers a 53 hours power reserve. [seikata-wm-321ec3115a8c]

Also known as: Helmet

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

38mm

Case Thickness

8.9mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

200m

Dial Color

Navy

Jewels

27j

Frequency

28,800 bph

Power Reserve

53 hours

Year

1988

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