Seiko Cal. 6391 - 666

This Automatic model from 1999 features a 41mm Stainless Steel case. The Rotating bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-e88ce2b5f4aa]

Also known as: Crown, Golden Tuna

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

10.6mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

130m

Dial Color

Silver

Jewels

32j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1999

Related Models

• Seiko 4454-563
• Seiko 5259-912
• Seiko 4528-626
• Seiko 5679-816
• Seiko 6136-404
• Seiko 7068-582
• Seiko 5611-515
• Seiko 6284-552
• Seiko 4523-458
• Seiko 5626-286
• Seiko 4523-392
• Seiko 5222-609