Seiko Cal. 6646 - 671

The 6646-671 is a sought-after Kinetic piece from Seiko's golden era. The Fixed bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-b2d898b64ea8]

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

12.2mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

30m

Dial Color

Burgundy

Jewels

30j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1967

Related Models

• Seiko 0740-898
• Seiko 0723-602
• Seiko 6194-165
• Seiko 5632-230
• Seiko 7124-446
• Seiko 6348-287
• Seiko 5220-606
• Seiko 3844-994
• Seiko 7049-958
• Seiko 7180-271
• Seiko 5222-649
• Seiko 0774-445