Seiko Cal. 3813 - 664

The Seiko 3813-664 represents an important milestone in Seiko's 1997 lineup. With its 21mm lug width and 15.5mm profile, it sits comfortably on most wrists. [seikata-wm-33968c8c26a2]

Also known as: Monster

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

43mm

Case Thickness

15.5mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

50m

Dial Color

Black

Jewels

20j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1997

Related Models

• Seiko 6265-274
• Seiko 6218-569
• Seiko 3866-770
• Seiko 6311-731
• Seiko 5284-989
• Seiko 4439-953
• Seiko 5211-918
• Seiko 5250-855
• Seiko 5694-807
• Seiko 6312-226
• Seiko 6629-357
• Seiko 7085-935