Seiko Cal. 6331 - 477

This Spring Drive model from 1996 features a 34mm Two-Tone case. It features a Blue Sunburst dial protected by a Hardlex crystal and offers 50m of water resistance. [seikata-wm-0ac77086f9b8]

Also known as: Pogue, UFO

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

34mm

Case Thickness

11.2mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

50m

Dial Color

Blue Sunburst

Jewels

18j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1996

Related Models

• Seiko 6380-763
• Seiko 7031-498
• Seiko 5645-981
• Seiko 3873-181
• Seiko 3887-552
• Seiko 6133-334
• Seiko 7176-133
• Seiko 6279-966
• Seiko 6198-494
• Seiko 6348-809
• Seiko 7157-468
• Seiko 3820-425