Seiko Cal. 6397 - 878

This Automatic model from 1987 features a 34mm Titanium case. It features a Blue Sunburst dial protected by a Sapphire crystal and offers 130m of water resistance. [seikata-wm-4800ab6fb51b]

Also known as: Tuna, Emperor

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

34mm

Case Thickness

10.6mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Blue Sunburst

Jewels

23j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1987

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