Seiko Cal. 5278 - 632

The Seiko 5278-632 represents an important milestone in Seiko's 1989 lineup. Powered by the 5278 caliber with 19j jewels beating at 21,600 bph, it delivers a 54 hours power reserve. [seikata-wm-1969380e6ad9]

Also known as: Tuna, Emperor

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

37mm

Case Thickness

10.9mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

60m

Dial Color

Black

Jewels

19j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1989

Related Models

• Seiko 5248-304
• Seiko 4441-745
• Seiko 6212-826
• Seiko 6350-913
• Seiko 6222-358
• Seiko 4417-922
• Seiko 6379-558
• Seiko 7123-818
• Seiko 3831-415
• Seiko 5284-466
• Seiko 5610-130
• Seiko 0778-856