Seiko Cal. 3872 - 650

This Spring Drive model from 1975 features a 35mm PVD Black case. The Coin-Edge bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-dcd95cbe72f5]

Also known as: Bullhead, Crown

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

35mm

Case Thickness

11.8mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Cream

Jewels

36j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1975

Related Models

• Seiko 6143-186
• Seiko 5658-641
• Seiko 4525-925
• Seiko 7117-209
• Seiko 0787-759
• Seiko 7160-613
• Seiko 3825-343
• Seiko 0751-257
• Seiko 4430-330
• Seiko 5240-732
• Seiko 4438-405
• Seiko 7146-379