Seiko Cal. 6628 - 177

This Hand-Winding model from 1989 features a 46mm Stainless Steel case. Powered by the 6628 caliber with 29j jewels beating at 21,600 bph, it delivers a 66 hours power reserve. [seikata-wm-4a56fc8af193]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

13.6mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Burgundy

Jewels

29j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1989

Related Models

• Seiko 6253-661
• Seiko 6653-567
• Seiko 4515-262
• Seiko 6373-435
• Seiko 6343-219
• Seiko 6375-330
• Seiko 6681-438
• Seiko 7184-958
• Seiko 0770-569
• Seiko 6370-484
• Seiko 5296-712
• Seiko 5642-243