Radiant|Lab Grown|IGI

5.03ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG768630630

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG768630630

Diamond specifications and retailer prices

From $10,432 USD

As of October 29, 2026

Save $38,596 USD (79%) vs most expensive(unlock to see where)

14 retailers carry this diamond

Most expensive: $49,028 USD at With Clarity · As of October 28, 2026

View at With Clarity

About this 5.03ct lab-grown radiant diamond

This 5.03ct lab-grown radiant sits in the over five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG768630630 or 768630630. Listed at 14 retailers as of October 28, 2026, with prices from $10,432 to $49,028, a $38,596 spread on the same certified stone. With Clarity lists it at $49,028. 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

5.03

Carat

Color

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle40.7°

Pavilion angle32.9°

OriginLab Grown

Grading LabIGI

CertificateIGI LG768630630

Dimensions12.51 × 8.41 × 5.48 mm

L/W Ratio1.49

Culet sizeLarge

Cert comments

As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II

View IGI Report →View Loupe360 Video →

Top View

OriginLab Grown

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG768630630

Side View

Caratlytics Score

How it works →

Excellent

Excellent quality and great value

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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29

Current: $14,259 USD|Low: $10,059 USD|High: $49,028 USD|Avg: $21,991 USD|-17.5%

Retailer 1

Retailer 2

Retailer 3

Retailer 4

Retailer 5

Retailer 6

Retailer 7

Retailer 8

Retailer 9

Retailer 10

Retailer 11

Retailer 12

Retailer 13

With Clarity

October 29, 2026

Retailer 5$10,059 USD

Retailer 10$10,432 USD

Retailer 12$11,065 USD

Retailer 13$11,658 USD

Retailer 9$11,985 USD

Retailer 1$14,259 USD

Retailer 6$18,926 USD

Retailer 8$20,141 USD

Retailer 2$21,920 USD

Retailer 7$24,254 USD

Retailer 4$27,770 USD

Retailer 11$33,198 USD

Retailer 3$36,666 USD

With Clarity$49,028 USD

32 data points across 14 retailers

14 retailers$10,432 USD to $49,028 USD

Cheapest Retailer

$10,432 USD

Retailer 2

$11,065 USD

View

Retailer 3

$11,658 USD

View

Retailer 4

$11,985 USD

View

Retailer 5

$14,259 USD

£11,228 GBP

View

Retailer 6

$14,698 USD

£11,573 GBP

View

Price last confirmed 14 days ago

B+

Retailer 7

$18,926 USD

£14,902 GBP

View

B+

Retailer 8

$20,141 USD

€19,182 EUR

View

B+

Retailer 9

$21,920 USD

View

B+

Retailer 10

$24,254 USD

ZAR 391,828 ZAR

View

B+

Retailer 11

$27,770 USD

View

Retailer 12

$33,198 USD

View

Retailer 13

$36,666 USD

View

Most Expensive

With Clarity

768630630 · Oct 28

$49,028 USD

View

13 more retailers have this diamond

Prices start from $10,432 USDSave up to $38,596 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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