Seiko Cal. 6390 - 291

This Automatic model from 1968 features a 46mm Hardlex-Coated Steel case. The Rotating bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-6ff5ce31090a]

Also known as: Navigator

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

9.7mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

120m

Dial Color

Green

Jewels

34j

Frequency

36,000 bph

Power Reserve

58 hours

Year

1968

Related Models

• Seiko 6110-479
• Seiko 6329-570
• Seiko 7126-244
• Seiko 4487-370
• Seiko 6646-665
• Seiko 4477-913
• Seiko 7081-940
• Seiko 7040-204
• Seiko 4554-126
• Seiko 6650-664
• Seiko 4558-569
• Seiko 5253-294