Seiko Cal. 5658 - 966

The Seiko 5658-966 represents an important milestone in Seiko's 1974 lineup. With its 22mm lug width and 15.8mm profile, it sits comfortably on most wrists. [seikata-wm-6e7e17743c79]

Also known as: Sportsmatic, Baby Tuna

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

38mm

Case Thickness

15.8mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Champagne

Jewels

23j

Frequency

21,600 bph

Power Reserve

63 hours

Year

1974

Related Models

• Seiko 0723-215
• Seiko 6243-777
• Seiko 6353-292
• Seiko 6193-978
• Seiko 0787-106
• Seiko 4557-236
• Seiko 0782-851
• Seiko 6685-487
• Seiko 5662-351
• Seiko 7026-877
• Seiko 6351-785
• Seiko 5246-373