Seiko Cal. 6320 - 639

The Seiko 6320-639 represents an important milestone in Seiko's 1990 lineup. With its 22mm lug width and 8.2mm profile, it sits comfortably on most wrists. [seikata-wm-5900a5e14ecd]

Also known as: Monster, Arnie

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

42mm

Case Thickness

8.2mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Champagne

Jewels

24j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1990

Related Models

• Seiko 4488-682
• Seiko 6292-331
• Seiko 7185-143
• Seiko 3898-921
• Seiko 4450-539
• Seiko 7148-581
• Seiko 6336-286
• Seiko 4412-204
• Seiko 0791-689
• Seiko 6382-691
• Seiko 3853-580
• Seiko 5635-267