Seiko Cal. 6693 - 628

The Seiko 6693-628 represents an important milestone in Seiko's 1968 lineup. It features a Blue Sunburst dial protected by a Sapphire crystal and offers 70m of water resistance. [seikata-wm-ca0f78c8f534]

Also known as: Navigator

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

11.4mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

70m

Dial Color

Blue Sunburst

Jewels

27j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1968

Related Models

• Seiko 6620-899
• Seiko 5692-131
• Seiko 6184-205
• Seiko 6622-443
• Seiko 7134-417
• Seiko 5636-891
• Seiko 6247-152
• Seiko 6182-891
• Seiko 7081-456
• Seiko 4422-829
• Seiko 6645-418
• Seiko 4424-566