Fun company advertising set for Champion spark plugs. Makes a great gift for a mechanic, or for automotive and company collectible aficionados. 

• Size:  Cufflinks are 3/4" in size. The tie clip is 1 3/8" in size.
• Type: Pre Owned Mid Century Vintage from the 1950's. 
• Condition: Great vintage condition with good working clip and cufflinks levers. Enamel in great condition.
• Materials: Silver plated metal, enamel. 
• Markings: Marked with Patent number 2974381 on the back of the cufflink levers. The miniature spark plug replicas have Champion on the enamel in red.