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Radiant|Lab Grown|IGI

5.05ct D IF Radiant Lab Grown Diamond

EX • D/IF • IGI LG828681280

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

Certificate IGI LG828681280

Diamond specifications and retailer prices

From $14,734 AUD
$10,350 USD
As of November 1, 2026
Save $45,995 AUD (76%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $60,729 AUD at With Clarity · As of October 31, 2026
View at With Clarity

About this 5.05ct lab-grown radiant diamond

This 5.05ct lab-grown radiant sits in the over five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG828681280 or 828681280. Listed at 15 retailers as of October 31, 2026, with prices from $14,734 to $60,729, a $45,995 spread on the same certified stone. With Clarity lists it at $60,729. 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

5.05
Carat
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.2°
Pavilion angle34.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG828681280
Dimensions11.94 × 8.68 × 5.69 mm
L/W Ratio1.38
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
11.94 mm8.68 mm5.05 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG828681280
Side View
Table 63.0%Crown 44.2°Girdle: MediumPavilion 34.6°Culet: NoneDepth 65.6%

Caratlytics Score

How it works →
A
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: Nov 1
Current: $14,734 AUD|Low: $14,734 AUD|High: $65,400 AUD|Avg: $30,947 AUD
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
November 1, 2026
Retailer 1$14,734 AUD
Retailer 11$15,194 AUD
Retailer 7$15,648 AUD
Retailer 2$16,272 AUD
Retailer 10$17,994 AUD
Retailer 13$24,401 AUD
Retailer 9$25,012 AUD
Retailer 6$26,583 AUD
Retailer 12$27,241 AUD
Retailer 4$30,258 AUD
Retailer 8$34,099 AUD
Retailer 5$44,285 AUD
Retailer 3$46,921 AUD
With Clarity$60,729 AUD

20 data points across 14 retailers

15 retailers$14,734 AUD to $60,729 AUD

A
Cheapest Retailer
-
$14,734 AUD
$10,350 USD
A
Retailer 2
-
$15,194 AUD
$10,673 USD
View
A
Retailer 3
-
$15,648 AUD
$10,992 USD
View
A
Retailer 4
-
$16,272 AUD
HK$89,300 HKD
View
A
Retailer 5
-
$17,994 AUD
£9,952 GBP
View
A
Retailer 6
-
$24,401 AUD
$17,140 USD
View
A
Retailer 7
-
$25,012 AUD
€16,733 EUR
View
B+
Retailer 8
-
$26,583 AUD
£14,703 GBP
View
B+
Retailer 9
-
$27,241 AUD
$19,135 USD
View
B+
Retailer 10
-
$30,258 AUD
ZAR 343,368 ZAR
View
B+
Retailer 11
-
$31,056 AUD
$21,815 USD
View
B+
Retailer 12
-
$34,099 AUD
View
B
Retailer 13
-
$44,285 AUD
$31,108 USD
View
B
Retailer 14
-
$46,921 AUD
$32,959 USD
View
Most Expensive
B
With Clarity
828681280 · Oct 31
$60,729 AUD
$42,659 USD
View
14 more retailers have this diamond
Prices start from $14,734 AUDSave up to $45,995 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
5.05ct Radiant
$14,734 AUD