Seiko Cal. 5621 - 593

The 5621-593 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Blue Sunburst dial protected by a Hardlex crystal and offers 40m of water resistance. [seikata-wm-8d0c5b54dd81]

Also known as: Sumo, Silverwave

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

15.9mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

40m

Dial Color

Blue Sunburst

Jewels

26j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1984

Related Models

• Seiko 4599-190
• Seiko 6319-665
• Seiko 7117-677
• Seiko 0737-194
• Seiko 3895-656
• Seiko 7177-133
• Seiko 4468-634
• Seiko 7161-305
• Seiko 7011-585
• Seiko 6643-217
• Seiko 3879-793
• Seiko 6163-604