The watch was valued between $75,000 and $85,000.
It was originally thought to be a copy, and valued at between £3,000 to £5,000.
In the mid-1960's, Neuberger had no more room at home to house an art collection valued between $4 million and $7 million.
After her husband's death, Mary continued to manage her considerable empire, valued between $70 and $100 million.
The gift was valued between $1.5 million and $2 million.
In both these options, the jacks are valued between the ten and queen.
Davis' estate was valued between $5 and $10 million.
The set is valued between $32,000 and $48,000.
The companies are typically small in size, usually valued between $50 million and $300 million.
No price was put on the deal, but analysts estimated the joint company would be valued between $200 million and $350 million.