Seiko Cal. 6331 - 938

This Kinetic model from 1985 features a 37mm Hardlex-Coated Steel case. It features a Champagne dial protected by a Acrylic crystal and offers 50m of water resistance. [seikata-wm-1b20c34441bf]

Also known as: Sumo

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

12.2mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

50m

Dial Color

Champagne

Jewels

21j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1985

Related Models

• Seiko 5659-947
• Seiko 7161-677
• Seiko 7133-293
• Seiko 5685-691
• Seiko 4584-335
• Seiko 6695-468
• Seiko 6380-533
• Seiko 5230-885
• Seiko 6385-665
• Seiko 6223-649
• Seiko 6611-743
• Seiko 6616-882