Here I am going to list the history of diamonds cuts and major inventions from 1330 to present. This is relevant to the understanding of antique and period jewelry and helpful for giving more clues to evaluating the age of a piece.
1330 – The earliest evidence of diamond cutting, Venice.
The point cut.
1450 – The table cut for diamonds is first introduced
1471 – The first French cut diamonds are introduced
1500 – The first Rose cuts begin
1700 – The Peruzzi cut (early version of 58 square brilliant)
1840 – Steam power first used for diamond cutting (Amsterdam).
1878 – Patent for platinum-tipped prongs for setting diamonds.
1886 – Tiffany solitaire diamond setting
1891 – Power driven machine for cutting diamonds patented.
1900 – The diamond saw invented.
1902 – The Asscher Cut
1912 – The Baguette Cut from Cartier
1919 – The American Cut or ‘Ideal Cut’ introduced
1933 – The invisible setting (or serti invisible) is patented by Cartier and Van Cleef & Arpels. It is introduced in USA in 1936
1952 – Strontium Titanite simulant diamond is introduced
1960 – First synthetic diamond patented by General Electric, (introduced to market for jewelry 1970)
1960s – Princess Cut introduced
1985 – synthetic diamond production begun by major companies, Sumimoto and De Beers
Sources / further reading: