Round|Lab Grown

5.09ct D FL Round Lab Grown Diamond

ID • D/FL

Diamond specifications and retailer prices

From $7,816 USD

As of November 1, 2026

2 retailers carry this diamond

Most expensive: $8,665 USD at Rare Carat · As of October 18, 2026

View at Rare Carat

About this 5.09ct lab-grown round diamond

This 5.09ct lab-grown round sits in the over five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade. Listed at 2 retailers as of November 1, 2026. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

5.09

Carat

Color

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

OriginLab Grown

Grading Lab

Dimensions11.14 × 11.08 × 6.74 mm

L/W Ratio1.01

Top View

OriginLab Grown

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Side View

Caratlytics Score

How it works →

B+

Very Good

Strong quality and value balance

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Price History

Last verified: Nov 1

Current: $8,665 USD|Low: $7,816 USD|High: $33,560 USD|Avg: $20,830 USD

Rare Carat

Retailer 2

Retailer 3

October 18, 2026

Retailer 2$7,816 USD

Rare Carat$8,665 USD

Retailer 3$33,560 USD

3 data points across 3 retailers

2 retailers

B+

Cheapest Retailer

$7,816 USD

Most Expensive

Rare Carat

U-9591_l_830627967 · Oct 18

$8,665 USD

View

Price last confirmed 14 days ago

1 more retailer has this diamond

Prices start from $7,816 USD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

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B+

5.09ct Round

$7,816 USD