Seiko Cal. 4550 - 427

Released in 1988, the Cal. 4550 with design code 427 was part of Seiko's domestic market collection. The Coin-Edge bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-cb43de80e13c]

Also known as: Helmet, Flighty

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

38mm

Case Thickness

13.1mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

White

Jewels

34j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1988

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