Seiko Cal. 6620 - 935

This Automatic model from 1977 features a 46mm Hardlex-Coated Steel case. It features a Navy dial protected by a Hardlex crystal and offers 60m of water resistance. [seikata-wm-4b9d74aabc52]

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

10.6mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

60m

Dial Color

Navy

Jewels

28j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1977

Related Models

• Seiko 0775-865
• Seiko 5222-197
• Seiko 3831-539
• Seiko 0753-766
• Seiko 6368-851
• Seiko 6225-950
• Seiko 6325-273
• Seiko 3838-284
• Seiko 3845-236
• Seiko 7166-965
• Seiko 6298-634
• Seiko 6223-999