Single Carat Diamond (1950s vs Today)
$5,200
High-quality diamonds whose prices have fluctuated dramatically based on market conditions and synthetic alternatives.
Estimated value as of 2026 · Source: Average price for 1ct natural diamond from thediamondprice.com ; good quality (G…
Fun Fact
Lab-grown diamonds now cost 30-40% less than mined diamonds, causing mined diamond values to drop significantly since 2022.
Price History
More in Nature
$31.8M
Fossil Tyrannosaurus Rex Skeleton (Stan)
Nearly complete T-Rex skeleton auctioned for research and display.
$5M
Moon Rock Sample (From Apollo 17 Mission)
Lunar basalt specimen collected during humanity's final Apollo mission in 1972.
$3.5M
Hope Diamond
A 45.52-carat deep blue diamond with a legendary curse.
$2.0M
Gold Bar (400 oz)
A standard 400 troy ounce gold bar, the kind stored in Fort Knox.