Seiko Cal. 6166 - 649

The 6166-649 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6166 caliber with 22j jewels beating at 28,800 bph, it delivers a 60 hours power reserve. [seikata-wm-ab11dd4c231f]

Also known as: Sportsmatic, Baby Tuna

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

42mm

Case Thickness

9.7mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Navy

Jewels

22j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1983

Related Models

• Seiko 6390-866
• Seiko 5671-900
• Seiko 6144-500
• Seiko 0731-857
• Seiko 6389-318
• Seiko 6241-650
• Seiko 5679-343
• Seiko 5239-402
• Seiko 0729-307
• Seiko 6283-529
• Seiko 5636-295
• Seiko 6661-448