Seiko Cal. 3865 - 228

The Seiko 3865-228 represents an important milestone in Seiko's 1991 lineup. Powered by the 3865 caliber with 21j jewels beating at 28,800 bph, it delivers a 44 hours power reserve. [seikata-wm-16aec7383a8d]

Also known as: UFO

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

11.7mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

200m

Dial Color

White

Jewels

21j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1991

Related Models

• Seiko 5612-739
• Seiko 6234-772
• Seiko 3819-836
• Seiko 0793-265
• Seiko 6332-455
• Seiko 7133-395
• Seiko 6225-570
• Seiko 0750-308
• Seiko 6391-100
• Seiko 7078-619
• Seiko 3827-903
• Seiko 4551-344