Seiko Cal. 5683 - 721

The Seiko 5683-721 represents an important milestone in Seiko's 1991 lineup. With its 21mm lug width and 11.2mm profile, it sits comfortably on most wrists. [seikata-wm-a13421601050]

Also known as: Bellmatic, Emperor

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

39mm

Case Thickness

11.2mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Burgundy

Jewels

25j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1991

Related Models

• Seiko 7128-602
• Seiko 6118-271
• Seiko 5618-434
• Seiko 6324-503
• Seiko 5675-152
• Seiko 3847-847
• Seiko 6610-559
• Seiko 6239-938
• Seiko 5687-899
• Seiko 6256-526
• Seiko 7182-937
• Seiko 6275-292