Seiko Cal. 6331 - 440

The Seiko 6331-440 represents an important milestone in Seiko's 1984 lineup. The Coin-Edge bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-7eb2332c3f35]

Also known as: Emperor

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

45mm

Case Thickness

11.0mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Navy

Jewels

19j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1984

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