Seiko Cal. 4552 - 390

The Seiko 4552-390 represents an important milestone in Seiko's 1999 lineup. It features a Silver dial protected by a Hardlex crystal and offers 50m of water resistance. [seikata-wm-49a9aab4902d]

Also known as: Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

36mm

Case Thickness

13.1mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Silver

Jewels

27j

Frequency

36,000 bph

Power Reserve

41 hours

Year

1999

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