Seiko Cal. 4457 - 378

This Automatic model from 1987 features a 43mm Titanium case. It features a Navy dial protected by a Sapphire crystal and offers 200m of water resistance. [seikata-wm-b1dcd7d51337]

Also known as: Helmet, Golden Tuna

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

43mm

Case Thickness

8.1mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

200m

Dial Color

Navy

Jewels

33j

Frequency

21,600 bph

Power Reserve

41 hours

Year

1987

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