Seiko Cal. 5630 - 105

The Seiko 5630-105 represents an important milestone in Seiko's 1968 lineup. With its 19mm lug width and 11.2mm profile, it sits comfortably on most wrists. [seikata-wm-5774f6664aa5]

Also known as: Tuna, UFO

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

35mm

Case Thickness

11.2mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

180m

Dial Color

Black

Jewels

27j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1968

Related Models

• Seiko 4457-486
• Seiko 7128-833
• Seiko 4475-367
• Seiko 6147-963
• Seiko 4593-636
• Seiko 4445-578
• Seiko 3812-705
• Seiko 6257-569
• Seiko 7039-347
• Seiko 0775-718
• Seiko 7017-552
• Seiko 0790-720