Seiko Cal. 6631 - 889

This Solar model from 1983 features a 46mm Two-Tone case. With its 21mm lug width and 9.2mm profile, it sits comfortably on most wrists. [seikata-wm-0b25298b6534]

Also known as: Navigator, Arnie

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

46mm

Case Thickness

9.2mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Cream

Jewels

18j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1983

Related Models

• Seiko 7197-487
• Seiko 6687-962
• Seiko 5678-191
• Seiko 4439-170
• Seiko 6663-174
• Seiko 6343-874
• Seiko 5675-196
• Seiko 5245-131
• Seiko 6294-384
• Seiko 7018-907
• Seiko 4499-473
• Seiko 7023-647