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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 $14,851 AUD
$10,432 USD
As of October 30, 2026
Save $54,945 AUD (79%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $69,796 AUD at With Clarity · As of October 31, 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 30, 2026, with prices from $14,851 to $69,796, a $54,945 spread on the same certified stone. With Clarity lists it at $69,796. 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
D
Colour
FL
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
Top View
12.51 mm8.41 mm5.03 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG768630630
Side View
Table 64.0%Crown 40.7°Girdle: Slightly ThickPavilion 32.9°Culet: LargeDepth 65.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $26,493 AUD|Low: $14,320 AUD|High: $69,796 AUD|Avg: $31,256 AUD|-35.0%
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 30, 2026
Retailer 5$14,320 AUD
Retailer 11$14,851 AUD
Retailer 13$15,752 AUD
Retailer 2$16,596 AUD
Retailer 10$17,062 AUD
Retailer 6$20,299 AUD
Retailer 1$26,493 AUD
Retailer 8$26,942 AUD
Retailer 9$28,673 AUD
Retailer 3$31,205 AUD
Retailer 7$34,664 AUD
Retailer 12$47,261 AUD
Retailer 4$52,198 AUD
With Clarity$69,796 AUD

33 data points across 14 retailers

14 retailers$14,851 AUD to $69,796 AUD

A
Cheapest Retailer
-
$14,851 AUD
$10,432 USD
A
Retailer 2
-
$15,752 AUD
$11,065 USD
View
A
Retailer 3
-
$16,596 AUD
$11,658 USD
View
A
Retailer 4
-
$17,062 AUD
$11,985 USD
View
A
Retailer 5
-
$20,299 AUD
£11,228 GBP
View
Retailer 6
-
$20,924 AUD
£11,573 GBP
View
Price last confirmed 16 days ago
A
Retailer 7
-
$26,493 AUD
$18,610 USD
View
A
Retailer 8
-
$26,942 AUD
£14,902 GBP
View
Retailer 9
-
$28,673 AUD
€19,182 EUR
View
Price last confirmed 8 days ago
B+
Retailer 10
-
$31,205 AUD
$21,920 USD
View
B+
Retailer 11
-
$34,664 AUD
ZAR 393,371 ZAR
View
B
Retailer 12
-
$47,261 AUD
$33,198 USD
View
B
Retailer 13
-
$52,198 AUD
$36,666 USD
View
Most Expensive
B
With Clarity
768630630 · Oct 31
$69,796 AUD
$49,028 USD
View
13 more retailers have this diamond
Prices start from $14,851 AUDSave up to $54,945 AUD

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.

A
5.03ct Radiant
$14,851 AUD