Seiko Cal. 6633 - 996

This Spring Drive model from 1970 features a 35mm Two-Tone case. Powered by the 6633 caliber with 23j jewels beating at 21,600 bph, it delivers a 50 hours power reserve. [seikata-wm-fc9e2bc5de04]

Also known as: Arnie

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

35mm

Case Thickness

15.8mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

50m

Dial Color

Black

Jewels

23j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1970

Related Models

• Seiko 6344-941
• Seiko 0728-242
• Seiko 6333-470
• Seiko 6350-182
• Seiko 6641-924
• Seiko 4532-886
• Seiko 6249-224
• Seiko 7067-625
• Seiko 7057-494
• Seiko 4482-127
• Seiko 4573-308
• Seiko 7098-949