Seiko Cal. 6639 - 344

The Seiko 6639-344 represents an important milestone in Seiko's 1996 lineup. The Rotating bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-fb9591141720]

Also known as: Emperor

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

46mm

Case Thickness

14.2mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

30m

Dial Color

Navy

Jewels

17j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1996

Related Models

• Seiko 3860-598
• Seiko 5261-997
• Seiko 5662-189
• Seiko 5268-731
• Seiko 7021-246
• Seiko 6337-431
• Seiko 7161-579
• Seiko 7112-657
• Seiko 6675-877
• Seiko 7068-692
• Seiko 3888-582
• Seiko 5248-810