Seiko Cal. 6659 - 823

The Seiko 6659-823 represents an important milestone in Seiko's 1971 lineup. With its 20mm lug width and 9.2mm profile, it sits comfortably on most wrists. [seikata-wm-10d16d2f6d85]

Also known as: Panda, Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

37mm

Case Thickness

9.2mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

90m

Dial Color

Cream

Jewels

32j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1971

Related Models

• Seiko 5230-112
• Seiko 5221-447
• Seiko 4434-355
• Seiko 6171-121
• Seiko 6318-372
• Seiko 6274-545
• Seiko 4477-748
• Seiko 6171-321
• Seiko 7199-681
• Seiko 4583-844
• Seiko 6318-158
• Seiko 7169-114