Seiko Cal. 6690 - 198

The Seiko 6690-198 represents an important milestone in Seiko's 1970 lineup. It features a Blue Sunburst dial protected by a Sapphire crystal and offers 160m of water resistance. [seikata-wm-782d5299ad01]

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

13.3mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Blue Sunburst

Jewels

23j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1970

Related Models

• Seiko 7058-792
• Seiko 7018-612
• Seiko 5221-464
• Seiko 7072-248
• Seiko 7182-350
• Seiko 7199-409
• Seiko 7084-342
• Seiko 7197-261
• Seiko 4425-885
• Seiko 5285-303
• Seiko 5630-726
• Seiko 7092-550