CaratHunter
Plans
Round|Lab Grown|IGI

4.73ct E FL Round Lab Grown Diamond

ID • E/FL • IGI LG836616557

Shape and cutting style on the report: Round brilliant

Certificate IGI LG836616557

Diamond specifications and retailer prices

From $7,703 AUD
£4,261 GBP
As of October 30, 2026
Save $15,715 AUD (67%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $23,418 AUD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 4.73ct lab-grown round diamond

This 4.73ct lab-grown round sits in the three to five carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG836616557 or 836616557. Listed at 13 retailers as of October 30, 2026, with prices from $7,703 to $23,418, a $15,715 spread on the same certified stone. Brilliant Earth lists it at $23,418. 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

4.73
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836616557
Dimensions10.74 × 10.81 × 6.56 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
10.74 mm10.81 mm4.73 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836616557
Side View
Table 58.0%Crown 35.1°Girdle: MediumPavilion 40.4°Culet: NoneDepth 60.9%

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 30
Current: $23,418 AUD|Low: $7,677 AUD|High: $30,821 AUD|Avg: $12,960 AUD|-24.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 31, 2026
Retailer 7$7,703 AUD
Retailer 12$7,830 AUD
Retailer 5$7,898 AUD
Retailer 6$9,122 AUD
Retailer 2$10,134 AUD
Retailer 4$10,768 AUD
Retailer 11$11,951 AUD
Retailer 3$12,096 AUD
Retailer 10$13,078 AUD
Retailer 13$14,223 AUD
Retailer 9$16,286 AUD
Retailer 8$16,651 AUD
Brilliant Earth$23,418 AUD

12 data points across 13 retailers

13 retailers$7,703 AUD to $23,418 AUD

A
Cheapest Retailer
-
$7,703 AUD
£4,261 GBP
A
Retailer 2
-
$7,830 AUD
$5,500 USD
View
A
Retailer 3
-
$7,898 AUD
$5,548 USD
View
Final sale: no returns
A
Retailer 4
-
$9,122 AUD
$6,408 USD
View
B+
Retailer 5
-
$10,134 AUD
£5,605 GBP
View
B+
Retailer 6
-
$10,768 AUD
$7,564 USD
View
B+
Retailer 7
-
$11,951 AUD
$8,395 USD
View
B+
Retailer 8
-
$12,096 AUD
$8,497 USD
View
B+
Retailer 9
-
$13,078 AUD
€8,749 EUR
View
B+
Retailer 10
-
$14,223 AUD
$9,991 USD
View
B+
Retailer 11
-
$16,286 AUD
£9,008 GBP
View
B+
Retailer 12
-
$16,651 AUD
ZAR 188,960 ZAR
View
Most Expensive
B
Brilliant Earth
22192213A · Oct 30
$23,418 AUD
$16,450 USD
View
12 more retailers have this diamond
Prices start from $7,703 AUDSave up to $15,715 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
4.73ct Round
$7,703 AUD