Seiko Cal. 3892 - 420

The Seiko 3892-420 represents an important milestone in Seiko's 1971 lineup. With its 18mm lug width and 15.2mm profile, it sits comfortably on most wrists. [seikata-wm-84d13b3c518f]

Also known as: Sumo, Emperor

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

35mm

Case Thickness

15.2mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Cream

Jewels

34j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1971

Related Models

• Seiko 5290-394
• Seiko 4429-481
• Seiko 6340-179
• Seiko 6291-253
• Seiko 7031-449
• Seiko 0776-192
• Seiko 6645-986
• Seiko 6319-445
• Seiko 6347-811
• Seiko 6134-350
• Seiko 0777-551
• Seiko 3857-627