Seiko Cal. 5643 - 826

The Seiko 5643-826 represents an important milestone in Seiko's 1973 lineup. It features a Cream dial protected by a Mineral crystal and offers 150m of water resistance. [seikata-wm-0032b79cd1a0]

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

44mm

Case Thickness

8.2mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Cream

Jewels

29j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1973

Related Models

• Seiko 7025-614
• Seiko 4572-302
• Seiko 7026-764
• Seiko 6364-106
• Seiko 6222-768
• Seiko 6385-334
• Seiko 0711-370
• Seiko 7058-795
• Seiko 6235-786
• Seiko 7133-594
• Seiko 5623-505
• Seiko 4488-316