Seiko Cal. 3881 - 863

This Spring Drive model from 1989 features a 46mm Gold-Plated case. Powered by the 3881 caliber with 23j jewels beating at 36,000 bph, it delivers a 60 hours power reserve. [seikata-wm-a96851523240]

Also known as: Monster, Bullhead

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

46mm

Case Thickness

8.7mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Navy

Jewels

23j

Frequency

36,000 bph

Power Reserve

60 hours

Year

1989

Related Models

• Seiko 5288-765
• Seiko 5224-273
• Seiko 7047-805
• Seiko 7061-367
• Seiko 5293-926
• Seiko 6388-846
• Seiko 6396-692
• Seiko 5614-235
• Seiko 5225-425
• Seiko 6658-129
• Seiko 6284-908
• Seiko 4488-537