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Radiant|Lab Grown|IGI

5.03ct E FL Radiant Lab Grown Diamond

ID • E/FL • IGI LG768630431

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

Certificate IGI LG768630431

Diamond specifications and retailer prices

From $12,989 AUD
$9,125 USD
As of October 29, 2026
Save $47,492 AUD (79%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $60,480 AUD at With Clarity · As of October 30, 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 E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG768630431 or 768630431. Listed at 14 retailers as of October 29, 2026, with prices from $12,989 to $60,480, a $47,492 spread on the same certified stone. With Clarity lists it at $60,480. 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
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.1°
Pavilion angle33.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG768630431
Dimensions12.04 × 8.71 × 5.65 mm
L/W Ratio1.38
Culet sizePointed
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
12.04 mm8.71 mm5.03 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG768630431
Side View
Table 61.0%Crown 39.1°Girdle: MediumPavilion 33.7°Culet: NoneDepth 64.9%

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 29
Current: $17,917 AUD|Low: $12,886 AUD|High: $75,228 AUD|Avg: $27,802 AUD|-20.6%
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
Retailer 14
With Clarity
October 30, 2026
Retailer 6$12,886 AUD
Retailer 11$12,989 AUD
Retailer 13$14,534 AUD
Retailer 14$15,583 AUD
Retailer 10$15,935 AUD
Retailer 2$16,197 AUD
Retailer 1$17,917 AUD
Retailer 9$24,846 AUD
Retailer 8$26,613 AUD
Retailer 3$27,127 AUD
Retailer 5$28,810 AUD
Retailer 7$30,132 AUD
Retailer 12$40,953 AUD
Retailer 4$46,755 AUD
With Clarity$60,480 AUD

34 data points across 15 retailers

14 retailers$12,989 AUD to $60,480 AUD

A
Cheapest Retailer
-
$12,989 AUD
$9,125 USD
A
Retailer 2
-
$14,534 AUD
$10,211 USD
View
A
Retailer 3
-
$15,583 AUD
$10,948 USD
View
Retailer 4
-
$15,935 AUD
$11,195 USD
View
Price last confirmed 11 days ago
A
Retailer 5
-
$16,197 AUD
HK$88,900 HKD
View
A
Retailer 6
-
$17,917 AUD
£9,911 GBP
View
A
Retailer 7
-
$24,846 AUD
€16,624 EUR
View
A
Retailer 8
-
$26,613 AUD
£14,722 GBP
View
B+
Retailer 9
-
$27,127 AUD
$19,058 USD
View
B+
Retailer 10
-
$28,810 AUD
$20,240 USD
View
B+
Retailer 11
-
$30,132 AUD
ZAR 341,985 ZAR
View
B+
Retailer 12
-
$40,953 AUD
$28,772 USD
View
B
Retailer 13
-
$46,755 AUD
$32,847 USD
View
Most Expensive
B
With Clarity
768630431 · Oct 30
$60,480 AUD
$42,490 USD
View
13 more retailers have this diamond
Prices start from $12,989 AUDSave up to $47,492 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
$12,989 AUD