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Below are the current 0.9 carat lab-grown diamond prices for the most popular diamond shapes. All prices are updated hourly. Click on a specific shape to explore detailed pricing.
| Price Index | Chart | Price (USD) | % Change (1m) |
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The 0.9 carat radiant diamond market represents one of the most popular segments in the diamond industry. Prices vary significantly based on the 4Cs: cut, color, clarity, and carat weight.
Diamond prices fluctuate based on market conditions, supply chains, and consumer demand. By understanding historical price trends, you can make informed purchasing decisions and find the best value for your budget.
When shopping for a 0.9 carat diamond, consider prioritizing cut quality over color or clarity for maximum brilliance. Many experts recommend G-H color and VS2-SI1 clarity for the best value without compromising visual appearance.
The price of a 0.9 carat radiant diamond varies significantly based on the 4Cs (cut, color, clarity, and carat). On average, you can expect to pay anywhere from $2,000 to $25,000+ depending on quality. Use our price index above to see current market prices.
0.9 carat is a popular choice for engagement rings, offering excellent visibility and presence on the finger. It strikes a balance between size and value, making it one of the most sought-after carat weights.
Diamond prices fluctuate based on market supply and demand, currency exchange rates, mining output, and consumer trends. Seasonal factors like engagement season can also affect prices. Tracking historical prices helps you identify the best time to buy.
Both natural and lab-grown diamonds are genuine diamonds with identical physical properties. Lab-grown diamonds typically cost 40-60% less than natural diamonds of equivalent quality. Your choice depends on personal preference, budget, and values.
The definitive 2026 diamond price chart. Live median prices across 271,000+ transactions, YoY trends, natural vs lab-grown spread (now 78% cheaper), and shape premiums.
Complete 2026 diamond shape price comparison. Round is the benchmark — see how oval (-18%), cushion (-27%), and emerald (-32%) compare on price, popularity, and value.
The definitive 2026 natural vs lab-grown diamond price report. Spread has widened to 78% at 1ct — see the full comparison, 5-year history, and value retention data.
H1 2026 diamond price trend report. Winners and losers by shape and carat, supply/demand shifts, and where our models forecast prices head through Q4 2026.
