Seiko Cal. 6644 - 505

The Seiko 6644-505 represents an important milestone in Seiko's 1966 lineup. With its 18mm lug width and 15.1mm profile, it sits comfortably on most wrists. [seikata-wm-b68da4ab6ff0]

Also known as: Samurai, Crown

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

15.1mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

70m

Dial Color

Burgundy

Jewels

19j

Frequency

28,800 bph

Power Reserve

68 hours

Year

1966

Related Models

• Seiko 6195-957
• Seiko 7010-831
• Seiko 7033-364
• Seiko 6119-226
• Seiko 0793-140
• Seiko 4427-229
• Seiko 7148-754
• Seiko 4470-314
• Seiko 7148-617
• Seiko 3815-419
• Seiko 6240-227
• Seiko 0771-123