Seiko Cal. 6659 - 742

The Seiko 6659-742 represents an important milestone in Seiko's 1982 lineup. Powered by the 6659 caliber with 28j jewels beating at 28,800 bph, it delivers a 70 hours power reserve. [seikata-wm-638a44f8d013]

Also known as: Bellmatic, Arnie

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

12.7mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Blue Sunburst

Jewels

28j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1982

Related Models

• Seiko 6195-161
• Seiko 7083-870
• Seiko 6120-945
• Seiko 7168-442
• Seiko 6159-683
• Seiko 0731-861
• Seiko 4596-621
• Seiko 4448-231
• Seiko 7110-240
• Seiko 0770-813
• Seiko 5661-850
• Seiko 3819-473