Seiko Cal. 5643 - 835

This Hand-Winding model from 1991 features a 45mm Two-Tone case. It features a Blue Sunburst dial protected by a Hardlex crystal and offers 180m of water resistance. [seikata-wm-423585e57ef3]

Also known as: Silverwave

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

45mm

Case Thickness

12.9mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

180m

Dial Color

Blue Sunburst

Jewels

18j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1991

Related Models

• Seiko 6199-705
• Seiko 6178-568
• Seiko 3834-720
• Seiko 6381-404
• Seiko 4499-316
• Seiko 7059-283
• Seiko 7163-321
• Seiko 6679-712
• Seiko 6630-281
• Seiko 4488-556
• Seiko 6627-410
• Seiko 4510-696