Seiko Cal. 6646 - 312

The Seiko 6646-312 represents an important milestone in Seiko's 1991 lineup. With its 22mm lug width and 9.6mm profile, it sits comfortably on most wrists. [seikata-wm-72f5bade5643]

Also known as: Silverwave

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

35mm

Case Thickness

9.6mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

110m

Dial Color

Champagne

Jewels

25j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1991

Related Models

• Seiko 4481-177
• Seiko 6671-904
• Seiko 7135-982
• Seiko 7096-178
• Seiko 7048-530
• Seiko 3850-562
• Seiko 6179-364
• Seiko 4439-609
• Seiko 6166-338
• Seiko 0760-571
• Seiko 6262-762
• Seiko 6175-783