Seiko Cal. 0733 - 381

The Seiko 0733-381 represents an important milestone in Seiko's 1988 lineup. It features a Champagne dial protected by a Hardlex crystal and offers 190m of water resistance. [seikata-wm-f0e49a87a54c]

Also known as: Tuna, Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

37mm

Case Thickness

10.0mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

190m

Dial Color

Champagne

Jewels

20j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1988

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