Seiko Cal. 5676 - 450

This Spring Drive model from 1976 features a 46mm Hardlex-Coated Steel case. With its 19mm lug width and 15.9mm profile, it sits comfortably on most wrists. [seikata-wm-8c18544a2838]

Also known as: Navigator, Arnie

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

15.9mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Blue Sunburst

Jewels

35j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1976

Related Models

• Seiko 6349-326
• Seiko 5622-695
• Seiko 5265-313
• Seiko 6369-772
• Seiko 6145-397
• Seiko 3843-634
• Seiko 5626-960
• Seiko 3897-293
• Seiko 4451-681
• Seiko 5266-526
• Seiko 6177-149
• Seiko 6192-247