Seiko Cal. 0728 - 553

The Seiko 0728-553 represents an important milestone in Seiko's 1986 lineup. It features a Burgundy dial protected by a Hardlex crystal and offers 190m of water resistance. [seikata-wm-01b33e3e3b91]

Also known as: Helmet, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

37mm

Case Thickness

9.8mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

190m

Dial Color

Burgundy

Jewels

23j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1986

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