Seiko Cal. 6628 - 684

This Automatic model from 1970 features a 35mm Hardlex-Coated Steel case. It features a Black dial protected by a Sapphire crystal and offers 200m of water resistance. [seikata-wm-22687f28ac72]

Also known as: Bellmatic, Arnie

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

15.7mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Black

Jewels

29j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1970

Related Models

• Seiko 5633-658
• Seiko 3827-148
• Seiko 0771-184
• Seiko 6120-845
• Seiko 7114-673
• Seiko 6167-487
• Seiko 4566-846
• Seiko 0763-802
• Seiko 4538-541
• Seiko 6676-917
• Seiko 6217-353
• Seiko 7123-723