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Round|Lab Grown|IGI

5.05ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG821640849

Shape and cutting style on the report: Round brilliant

Certificate IGI LG821640849

Diamond specifications and retailer prices

From $5,906 AUD
$4,149 USD
As of October 29, 2026
Save $15,342 AUD (72%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $21,248 AUD at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

About this 5.05ct lab-grown round diamond

This 5.05ct lab-grown round sits in the over five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG821640849 or 821640849. Listed at 9 retailers as of October 29, 2026, with prices from $5,906 to $21,248, a $15,342 spread on the same certified stone. Taylor and Hart lists it at $21,248. 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
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG821640849
Dimensions10.92 × 10.98 × 6.80 mm
L/W Ratio1.01
Girdle conditionFaceted
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
10.92 mm10.98 mm5.05 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG821640849
Side View
Table 58.0%Crown 34.9°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.1%

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: $7,836 AUD|Low: $5,906 AUD|High: $26,357 AUD|Avg: $11,002 AUD|-15.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Taylor and Hart
October 30, 2026
Retailer 6$5,906 AUD
Retailer 8$7,288 AUD
Retailer 1$7,836 AUD
Retailer 4$8,697 AUD
Retailer 3$9,549 AUD
Retailer 7$9,658 AUD
Retailer 5$11,342 AUD
Retailer 2$12,970 AUD
Taylor and Hart$21,248 AUD

27 data points across 9 retailers

9 retailers$5,906 AUD to $21,248 AUD

A
Cheapest Retailer
-
$5,906 AUD
$4,149 USD
Retailer 2
-
$7,288 AUD
HK$40,000 HKD
View
Price last confirmed 39 days ago
A
Retailer 3
-
$7,836 AUD
£4,335 GBP
View
A
Retailer 4
-
$8,697 AUD
$6,110 USD
View
A
Retailer 5
-
$9,549 AUD
€6,389 EUR
View
Retailer 6
-
$9,658 AUD
$6,785 USD
View
Price last confirmed 22 days ago
A
Retailer 7
-
$11,342 AUD
$7,968 USD
View
A
Retailer 8
-
$12,970 AUD
£7,175 GBP
View
Most Expensive
B+
Taylor and Hart
87Q9FXM · Oct 30
$21,248 AUD
$14,928 USD
View
8 more retailers have this diamond
Prices start from $5,906 AUDSave up to $15,342 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 Round
$5,906 AUD