Seiko Cal. 5666 - 247

The Seiko 5666-247 represents an important milestone in Seiko's 1997 lineup. The Inner Rotating bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-f8321c7d1627]

Also known as: Sportsmatic, Sea Horse

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

42mm

Case Thickness

10.7mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Navy

Jewels

25j

Frequency

21,600 bph

Power Reserve

43 hours

Year

1997

Related Models

• Seiko 0774-593
• Seiko 6271-651
• Seiko 6390-273
• Seiko 0779-988
• Seiko 4492-858
• Seiko 7063-101
• Seiko 6272-496
• Seiko 7153-909
• Seiko 4551-572
• Seiko 7041-687
• Seiko 6216-529
• Seiko 7142-175