Seiko Cal. 6628 - 682

The Seiko 6628-682 represents an important milestone in Seiko's 1973 lineup. The Bidirectional bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-678a41b3ecf7]

Also known as: Silverwave, Crown

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

40mm

Case Thickness

10.7mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Burgundy

Jewels

33j

Frequency

21,600 bph

Power Reserve

38 hours

Year

1973

Related Models

• Seiko 4421-213
• Seiko 0724-790
• Seiko 7137-702
• Seiko 5673-811
• Seiko 7164-700
• Seiko 4591-318
• Seiko 6297-818
• Seiko 6240-164
• Seiko 0737-908
• Seiko 4529-562
• Seiko 6237-669
• Seiko 5682-234