Seiko Cal. 5278 - 151

This Hand-Winding model from 1981 features a 36mm Titanium case. Powered by the 5278 caliber with 25j jewels beating at 36,000 bph, it delivers a 47 hours power reserve. [seikata-wm-d0db781e914f]

Also known as: Helmet

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

36mm

Case Thickness

8.3mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

110m

Dial Color

Champagne

Jewels

25j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1981

Related Models

• Seiko 0720-437
• Seiko 6362-723
• Seiko 5215-805
• Seiko 4477-203
• Seiko 6275-599
• Seiko 6164-379
• Seiko 6616-800
• Seiko 6383-733
• Seiko 6375-171
• Seiko 7077-231
• Seiko 4441-933
• Seiko 3826-127