Seiko Cal. 4491 - 999

This Automatic model from 1968 features a 42mm Hardlex-Coated Steel case. The Bidirectional bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-04c7cd8df180]

Also known as: Golden Tuna, Arnie

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

9.1mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Green

Jewels

32j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1968

Related Models

• Seiko 7126-788
• Seiko 6660-483
• Seiko 7049-209
• Seiko 6248-833
• Seiko 7086-674
• Seiko 6668-588
• Seiko 6157-182
• Seiko 6393-213
• Seiko 6126-155
• Seiko 4588-883
• Seiko 7147-733
• Seiko 4450-289