Seiko Cal. 4550 - 920

The Seiko 4550-920 represents an important milestone in Seiko's 1998 lineup. It features a Black dial protected by a Sapphire crystal and offers 190m of water resistance. [seikata-wm-36d19772c522]

Also known as: Pogue, Emperor

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

14.2mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

190m

Dial Color

Black

Jewels

18j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1998

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