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Round|Lab Grown|IGI

4.73ct E FL Round Lab Grown Diamond

ID • E/FL • IGI LG811623209

Shape and cutting style on the report: Round brilliant

Certificate IGI LG811623209

Diamond specifications and retailer prices

From $6,745 AUD
$4,738 USD
As of October 29, 2026
Save $23,447 AUD (78%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $30,192 AUD at With Clarity · As of October 31, 2026
View at With Clarity

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 LG811623209 or 811623209. Listed at 22 retailers as of October 29, 2026, with prices from $6,745 to $30,192, a $23,447 spread on the same certified stone. With Clarity lists it at $30,192. 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 angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811623209
Dimensions10.76 × 10.69 × 6.61 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
10.76 mm10.69 mm4.73 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811623209
Side View
Table 59.0%Crown 35.1°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 61.6%

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: $13,040 AUD|Low: $6,613 AUD|High: $31,941 AUD|Avg: $13,980 AUD|-5.4%
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
With Clarity
October 31, 2026
Retailer 5$6,745 AUD
Retailer 2$7,068 AUD
Retailer 7$7,369 AUD
Retailer 17$7,554 AUD
Retailer 9$7,824 AUD
Retailer 14$7,830 AUD
Retailer 11$7,962 AUD
Retailer 4$9,122 AUD
Retailer 8$9,776 AUD
Retailer 12$10,134 AUD
Retailer 6$10,768 AUD
Retailer 19$11,951 AUD
Retailer 3$12,096 AUD
Retailer 1$13,040 AUD
Retailer 10$14,223 AUD
Retailer 18$16,286 AUD
Retailer 16$16,651 AUD
Retailer 15$23,418 AUD
Retailer 13$27,564 AUD
Retailer 20$28,015 AUD
With Clarity$30,192 AUD

25 data points across 21 retailers

22 retailers$6,745 AUD to $30,192 AUD

A
Cheapest Retailer
-
$6,745 AUD
$4,738 USD
A
Retailer 2
-
$7,068 AUD
$4,965 USD
View
A
Retailer 3
-
$7,369 AUD
$5,176 USD
View
A
Retailer 4
-
$7,554 AUD
$5,306 USD
View
Final sale: no returns
A
Retailer 5
-
$7,824 AUD
$5,496 USD
View
A
Retailer 6
-
$7,830 AUD
$5,500 USD
View
Retailer 7
-
$7,962 AUD
$5,593 USD
View
Price last confirmed 15 days ago
A
Retailer 8
-
$9,122 AUD
$6,408 USD
View
A
Retailer 9
-
$9,776 AUD
$6,867 USD
View
A
Retailer 10
-
$10,134 AUD
£5,605 GBP
View
B+
Retailer 11
-
$10,768 AUD
$7,564 USD
View
B+
Retailer 12
-
$11,951 AUD
$8,395 USD
View
B+
Retailer 13
-
$12,096 AUD
$8,497 USD
View
B+
Retailer 14
-
$13,040 AUD
€8,724 EUR
View
B+
Retailer 15
-
$14,223 AUD
$9,991 USD
View
B+
Retailer 16
-
$15,008 AUD
$10,542 USD
View
B+
Retailer 17
-
$16,286 AUD
£9,008 GBP
View
B+
Retailer 18
-
$16,651 AUD
ZAR 188,960 ZAR
View
B
Retailer 19
-
$23,418 AUD
$16,450 USD
View
B
Retailer 20
-
$27,564 AUD
SGD 26,165 SGD
View
B
Retailer 21
-
$28,015 AUD
$19,679 USD
View
Most Expensive
B
With Clarity
811623209 · Oct 31
$30,192 AUD
$21,208 USD
View
21 more retailers have this diamond
Prices start from $6,745 AUDSave up to $23,447 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
$6,745 AUD