Seiko Cal. 3875 - 833

This Spring Drive model from 1974 features a 42mm Titanium case. Powered by the 3875 caliber with 20j jewels beating at 28,800 bph, it delivers a 69 hours power reserve. [seikata-wm-7c8db06e2a80]

Also known as: Monster

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

42mm

Case Thickness

14.4mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Navy

Jewels

20j

Frequency

28,800 bph

Power Reserve

69 hours

Year

1974

Related Models

• Seiko 7187-477
• Seiko 6138-681
• Seiko 4529-556
• Seiko 7118-333
• Seiko 6122-677
• Seiko 7014-165
• Seiko 7153-932
• Seiko 5264-413
• Seiko 5280-461
• Seiko 7164-994
• Seiko 6257-793
• Seiko 4538-588