Seiko Cal. 6633 - 144

This Hand-Winding model from 1978 features a 35mm Gold-Plated case. With its 19mm lug width and 15.5mm profile, it sits comfortably on most wrists. [seikata-wm-5b5d2fc32d92]

Also known as: Emperor

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

15.5mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Black

Jewels

30j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1978

Related Models

• Seiko 5661-346
• Seiko 5626-272
• Seiko 6368-876
• Seiko 6161-638
• Seiko 4440-995
• Seiko 6365-280
• Seiko 4554-745
• Seiko 4450-829
• Seiko 4415-847
• Seiko 4442-322
• Seiko 5640-389
• Seiko 4455-738