Seiko Cal. 5263 - 285

The 5263-285 is a sought-after Spring Drive piece from Seiko's golden era. With its 18mm lug width and 10.2mm profile, it sits comfortably on most wrists. [seikata-wm-f95c8f9e2c5c]

Also known as: Sumo

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

34mm

Case Thickness

10.2mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Blue Sunburst

Jewels

17j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1968

Related Models

• Seiko 0795-668
• Seiko 5267-221
• Seiko 7061-669
• Seiko 0794-962
• Seiko 6171-934
• Seiko 5219-809
• Seiko 0765-802
• Seiko 6660-530
• Seiko 5655-398
• Seiko 6630-960
• Seiko 6325-526
• Seiko 5657-513