Seiko Cal. 6390 - 854

This Solar model from 1971 features a 40mm Titanium case. With its 22mm lug width and 10.1mm profile, it sits comfortably on most wrists. [seikata-wm-39ddff7089f2]

Also known as: Sea Horse, Flighty

Specifications

Movement

Solar

Case Material

Titanium

Case Width

40mm

Case Thickness

10.1mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Black

Jewels

26j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1971

Related Models

• Seiko 6325-461
• Seiko 6317-772
• Seiko 7117-445
• Seiko 7111-153
• Seiko 5261-297
• Seiko 0721-564
• Seiko 6174-128
• Seiko 4460-916
• Seiko 6133-775
• Seiko 4480-618
• Seiko 0730-793
• Seiko 6138-485