Seiko Cal. 6673 - 328

The Seiko 6673-328 represents an important milestone in Seiko's 1997 lineup. With its 21mm lug width and 11.6mm profile, it sits comfortably on most wrists. [seikata-wm-c9cde16bbca6]

Also known as: Sumo, Bellmatic

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

37mm

Case Thickness

11.6mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Navy

Jewels

35j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1997

Related Models

• Seiko 6652-287
• Seiko 4575-283
• Seiko 7165-169
• Seiko 4438-570
• Seiko 6379-812
• Seiko 6657-480
• Seiko 5278-620
• Seiko 5684-705
• Seiko 0727-829
• Seiko 7020-168
• Seiko 4455-375
• Seiko 3826-878