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Most Expensive Diamonds and Gemstones Sold at Auction (All Time)

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About This Dataset

Overview of the data behind this chart

Most Expensive Diamonds and Gemstones Sold at Auction (All Time) is an interactive dataset containing 8 data points across 8 categories from 2008 to 2022 . The data tracks Auction Price (Million USD) .

Covered categories include: Wittelsbach-Graff Diamond, Graff Pink Diamond, Winston Blue Diamond, Blue Moon of Josephine Diamond, Oppenheimer Blue Diamond and 3 more . Use the chart controls on the left to filter by category or year, switch between chart types, and explore the data interactively.

Data Insights

Numbers, trends & sources behind this chart
Admin
Data Points
8
8 categories  ·  8 years
Top Value
71
CTF Pink Star Diamond
Auction Price (Million USD) · 2017
Metrics
1
Auction Price (Million USD)
Period
2008 – 2022
8 years of data
Key Findings
Auto-computed highlights from this dataset
🏆
Williamson Pink Star Diamond leads with 50 in 2022.
📊
Average value in 2022: 50  ·  median: 50.
📅
2017 recorded the highest combined total across all categories.
Statistical Summary — 2022
50
Maximum
50
Minimum
50
Average
50
Median
What This Data Shows
Auto-generated trend summaries per category
Wittelsbach-Graff Diamond
Recorded 24 Auction Price (Million USD) in 2008.
Graff Pink Diamond
Recorded 46 Auction Price (Million USD) in 2010.
Winston Blue Diamond
Recorded 24 Auction Price (Million USD) in 2014.
Blue Moon of Josephine Diamond
Recorded 48 Auction Price (Million USD) in 2015.
Oppenheimer Blue Diamond
Recorded 58 Auction Price (Million USD) in 2016.
CTF Pink Star Diamond
Recorded 71 Auction Price (Million USD) in 2017.
Pink Legacy Diamond
Recorded 50 Auction Price (Million USD) in 2018.
Williamson Pink Star Diamond
Recorded 50 Auction Price (Million USD) in 2022.
Full Data Table
8 records across 8 years
8 sourced
Category Metric 2008 2010 2014 2015 2016 2017 2018 2022 Source
Wittelsbach-Graff Diamond Auction Price (Million USD) 24
Graff Pink Diamond Auction Price (Million USD) 46
Winston Blue Diamond Auction Price (Million USD) 24
Blue Moon of Josephine Diamond Auction Price (Million USD) 48
Oppenheimer Blue Diamond Auction Price (Million USD) 58
CTF Pink Star Diamond Auction Price (Million USD) 71
Pink Legacy Diamond Auction Price (Million USD) 50
Williamson Pink Star Diamond Auction Price (Million USD) 50

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