Seiko Cal. 5638 - 943

The Seiko 5638-943 represents an important milestone in Seiko's 1991 lineup. It features a White dial protected by a Hardlex crystal and offers 30m of water resistance. [seikata-wm-900adfe556bd]

Also known as: Samurai

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

10.2mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

White

Jewels

24j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1991

Related Models

• Seiko 7015-861
• Seiko 5653-513
• Seiko 5294-410
• Seiko 7021-169
• Seiko 6279-133
• Seiko 6220-392
• Seiko 5223-572
• Seiko 3842-428
• Seiko 4571-570
• Seiko 4526-468
• Seiko 6313-890
• Seiko 6284-550