Seiko Cal. 6317 - 433

The Seiko 6317-433 represents an important milestone in Seiko's 1977 lineup. It features a Burgundy dial protected by a Hardlex crystal and offers 150m of water resistance. [seikata-wm-35450c9af3d7]

Also known as: Tuna

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

35mm

Case Thickness

15.0mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Burgundy

Jewels

32j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1977

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