Seiko Cal. 6311 - 733

The Seiko 6311-733 represents an important milestone in Seiko's 1990 lineup. It features a Champagne dial protected by a Hardlex crystal and offers 180m of water resistance. [seikata-wm-a0138885b1e5]

Also known as: Navigator, Crown

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

41mm

Case Thickness

15.2mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Champagne

Jewels

34j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1990

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