Seiko Cal. 6231 - 738

The Seiko 6231-738 represents an important milestone in Seiko's 1991 lineup. It features a Champagne dial protected by a Acrylic crystal and offers 180m of water resistance. [seikata-wm-9c5484d5ba13]

Also known as: Crown, Emperor

Specifications

Movement

Solar

Case Material

Titanium

Case Width

43mm

Case Thickness

14.4mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

180m

Dial Color

Champagne

Jewels

32j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1991

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