Seiko Cal. 6667 - 766

This Automatic model from 1979 features a 42mm PVD Black case. It features a Navy dial protected by a Acrylic crystal and offers 140m of water resistance. [seikata-wm-56f041cd96f6]

Also known as: Helmet

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

42mm

Case Thickness

12.7mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Navy

Jewels

18j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1979

Related Models

• Seiko 4596-736
• Seiko 6260-772
• Seiko 6370-685
• Seiko 6251-337
• Seiko 4474-686
• Seiko 0748-463
• Seiko 4599-989
• Seiko 4471-358
• Seiko 6231-417
• Seiko 3864-449
• Seiko 6631-390
• Seiko 7038-470