Seiko Cal. 3880 - 854

The 3880-854 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 3880 caliber with 22j jewels beating at 28,800 bph, it delivers a 62 hours power reserve. [seikata-wm-35e28e459eb4]

Also known as: Monster, Bullhead

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

10.0mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

80m

Dial Color

Silver

Jewels

22j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1972

Related Models

• Seiko 3842-186
• Seiko 5237-751
• Seiko 6126-265
• Seiko 4497-450
• Seiko 6285-685
• Seiko 3895-943
• Seiko 5673-660
• Seiko 6113-297
• Seiko 5641-868
• Seiko 5287-886
• Seiko 5643-111
• Seiko 6279-237