Seiko Cal. 6331 - 812

The Seiko 6331-812 represents an important milestone in Seiko's 1991 lineup. It features a Navy dial protected by a Hardlex crystal and offers 160m of water resistance. [seikata-wm-6577ae2dbbf1]

Also known as: Panda

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

8.9mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Navy

Jewels

31j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1991

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