Seiko Cal. 6645 - 103

This Quartz model from 1992 features a 45mm Hardlex-Coated Steel case. With its 21mm lug width and 14.2mm profile, it sits comfortably on most wrists. [seikata-wm-bc3fb1e82124]

Also known as: UFO

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

14.2mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Navy

Jewels

19j

Frequency

36,000 bph

Power Reserve

41 hours

Year

1992

Related Models

• Seiko 6373-116
• Seiko 5219-728
• Seiko 6361-790
• Seiko 3878-633
• Seiko 3820-119
• Seiko 5672-976
• Seiko 4532-159
• Seiko 4533-606
• Seiko 6665-685
• Seiko 4583-439
• Seiko 6297-604
• Seiko 6151-102