Seiko Cal. 6635 - 399

This Quartz model from 1979 features a 45mm Gold-Plated case. It features a Black dial protected by a Acrylic crystal and offers 80m of water resistance. [seikata-wm-393d5b16626c]

Also known as: Navigator

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

14.7mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

80m

Dial Color

Black

Jewels

22j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1979

Related Models

• Seiko 5650-105
• Seiko 5288-628
• Seiko 0761-187
• Seiko 0762-263
• Seiko 4521-968
• Seiko 6391-537
• Seiko 6131-115
• Seiko 6391-734
• Seiko 7060-813
• Seiko 6339-514
• Seiko 0750-951
• Seiko 4442-247