Seiko Cal. 5278 - 705

This Hand-Winding model from 1968 features a 45mm PVD Black case. With its 18mm lug width and 14.2mm profile, it sits comfortably on most wrists. [seikata-wm-f834868fe6c6]

Also known as: Helmet, Silverwave

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

45mm

Case Thickness

14.2mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Green

Jewels

32j

Frequency

28,800 bph

Power Reserve

53 hours

Year

1968

Related Models

• Seiko 7035-331
• Seiko 6342-319
• Seiko 7165-754
• Seiko 7147-989
• Seiko 3836-182
• Seiko 6641-503
• Seiko 0745-887
• Seiko 3829-444
• Seiko 5274-494
• Seiko 6372-355
• Seiko 5690-801
• Seiko 4562-214