Seiko Cal. 3811 - 501

The Seiko 3811-501 represents an important milestone in Seiko's 1985 lineup. Powered by the 3811 caliber with 25j jewels beating at 21,600 bph, it delivers a 71 hours power reserve. [seikata-wm-725285ce83ad]

Also known as: Monster

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

10.4mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Navy

Jewels

25j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1985

Related Models

• Seiko 7075-823
• Seiko 6128-972
• Seiko 5241-120
• Seiko 3846-470
• Seiko 6380-569
• Seiko 4444-383
• Seiko 4564-994
• Seiko 5680-602
• Seiko 4527-780
• Seiko 3822-223
• Seiko 6222-956
• Seiko 6195-190