Seiko Cal. 6620 - 545

This Automatic model from 1983 features a 44mm Gold-Plated case. Powered by the 6620 caliber with 29j jewels beating at 21,600 bph, it delivers a 57 hours power reserve. [seikata-wm-d17401acd67e]

Also known as: Sportsmatic

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

10.8mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Navy

Jewels

29j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1983

Related Models

• Seiko 4488-748
• Seiko 5258-222
• Seiko 0765-244
• Seiko 5265-745
• Seiko 3854-618
• Seiko 5235-418
• Seiko 3811-747
• Seiko 4557-733
• Seiko 7052-219
• Seiko 6346-987
• Seiko 6195-315
• Seiko 6222-279