Seiko Cal. 6391 - 111

This Quartz model from 1973 features a 42mm Gold-Plated case. It features a Navy dial protected by a Hardlex crystal and offers 100m of water resistance. [seikata-wm-9cd155056fae]

Also known as: Silverwave

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

42mm

Case Thickness

11.1mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Navy

Jewels

33j

Frequency

21,600 bph

Power Reserve

38 hours

Year

1973

Related Models

• Seiko 6380-687
• Seiko 3875-729
• Seiko 4485-434
• Seiko 4430-890
• Seiko 6185-868
• Seiko 6611-918
• Seiko 5644-470
• Seiko 5248-923
• Seiko 4458-253
• Seiko 4478-944
• Seiko 7179-138
• Seiko 6668-837