Seiko Cal. 6228 - 440

The Seiko 6228-440 represents an important milestone in Seiko's 1971 lineup. Powered by the 6228 caliber with 29j jewels beating at 28,800 bph, it delivers a 52 hours power reserve. [seikata-wm-56fd03e9eb4d]

Also known as: UFO

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

12.2mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

190m

Dial Color

Champagne

Jewels

29j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1971

Related Models

• Seiko 5653-458
• Seiko 7015-350
• Seiko 5699-103
• Seiko 6672-313
• Seiko 5665-732
• Seiko 5294-687
• Seiko 7086-182
• Seiko 6214-904
• Seiko 7175-135
• Seiko 6147-376
• Seiko 3866-452
• Seiko 3853-310