Seiko Cal. 6621 - 310

The Seiko 6621-310 represents an important milestone in Seiko's 1996 lineup. It features a Burgundy dial protected by a Hardlex crystal and offers 150m of water resistance. [seikata-wm-a9df277790bc]

Also known as: World Timer

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

12.7mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

150m

Dial Color

Burgundy

Jewels

24j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1996

Related Models

• Seiko 7059-725
• Seiko 0718-725
• Seiko 6141-891
• Seiko 5678-673
• Seiko 0738-271
• Seiko 0744-823
• Seiko 6382-194
• Seiko 4572-983
• Seiko 6116-953
• Seiko 6282-836
• Seiko 0786-620
• Seiko 4510-655