Seiko Cal. 6664 - 988

This Solar model from 1978 features a 35mm Titanium case. It features a Blue Sunburst dial protected by a Hardlex crystal and offers 40m of water resistance. [seikata-wm-4f8597c3a489]

Also known as: Rally, Bellmatic

Specifications

Movement

Solar

Case Material

Titanium

Case Width

35mm

Case Thickness

10.3mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

40m

Dial Color

Blue Sunburst

Jewels

29j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1978

Related Models

• Seiko 5619-207
• Seiko 0753-316
• Seiko 3852-154
• Seiko 7187-486
• Seiko 4434-521
• Seiko 5663-454
• Seiko 6695-506
• Seiko 5679-222
• Seiko 4476-602
• Seiko 4426-237
• Seiko 6122-530
• Seiko 5237-320