Black Initial Letter O Vintage Cufflinks, Gentleman Cuff Links

Cufflinks have the initial O on the front. 

• Size: 1" in size.
• Type: Pre Owned Retro Vintage from the 1970's. 
• Condition: Darkened patina with good working lever backs.
• Materials: Gold tone plated metal, paint.
• Markings: Marked Pat Pend on the back of the levers, but no maker's marks.