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Round|Lab Grown|IGI

1.51ct E VVS2 Round Lab Grown Diamond

EX • E/VVS2 • IGI LG791624578

Shape and cutting style on the report: Round brilliant

Certificate IGI LG791624578

Diamond specifications and retailer prices

From $369 AUD
As of November 5, 2026
Save $1,601 AUD (81%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $2,728 AUD at Brilliant Earth · As of October 16, 2026
View at Brilliant Earth

About this 1.51ct lab-grown round diamond

This 1.51ct lab-grown round sits in the one-and-a-half to two carat band, graded E colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG791624578 or 791624578. Listed at 24 retailers as of November 4, 2026, with a 434% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
E
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.3°
Pavilion angle41.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG791624578
Dimensions7.33 × 7.42 × 4.52 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.33 mm7.42 mm1.51 ctE / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG791624578
Side View
Table 61.0%Crown 32.3°Girdle: MED-STKPavilion 41.8°Culet: NoneDepth 61.2%

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: Nov 5
Current: $2,728 AUD|Low: $354 AUD|High: $2,728 AUD|Avg: $957 AUD
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
Retailer 14
November 6, 2026
Retailer 3$369 AUD
Retailer 5$429 AUD
Retailer 4$457 AUD
Retailer 14$511 AUD
Retailer 9$686 AUD
Retailer 8$696 AUD
Retailer 12$744 AUD
Retailer 13$790 AUD
Retailer 2$857 AUD
Retailer 10$1,071 AUD
Retailer 7$1,187 AUD
Retailer 6$1,800 AUD
Retailer 11$1,833 AUD
Brilliant Earth$2,728 AUD

36 data points across 14 retailers

24 retailers$369 AUD to $1,970 AUD

A
Cheapest Retailer
-
$369 AUD
A
Retailer 2
-
$411 AUD
View
Final sale: no returns
A
Retailer 3
-
$429 AUD
View
A
Retailer 4
-
$457 AUD
View
Retailer 5
-
$457 AUD
View
Price last confirmed 12 days ago
A
Retailer 6
-
$511 AUD
View
B+
Retailer 7
-
$617 AUD
View
A
Retailer 8
-
$686 AUD
View
A
Retailer 9
-
$696 AUD
View
A
Retailer 10
-
$714 AUD
View
A
Retailer 11
-
$744 AUD
View
A
Retailer 12
-
$790 AUD
View
B+
Retailer 13
-
$857 AUD
View
B+
Retailer 14
-
$940 AUD
View
B+
Retailer 15
-
$1,071 AUD
View
B+
Retailer 16
-
$1,187 AUD
View
B
Retailer 17
-
$1,417 AUD
View
B
Retailer 18
-
$1,471 AUD
View
B
Retailer 19
-
$1,503 AUD
View
B
Retailer 20
-
$1,544 AUD
View
B
Retailer 21
-
$1,800 AUD
View
B
Retailer 22
-
$1,833 AUD
View
B
Retailer 23
-
$1,970 AUD
View
Most Expensive
Brilliant Earth
20984792A · Oct 16
$2,728 AUD
$1,910 USD
View
Price last confirmed 20 days ago
23 more retailers have this diamond
Prices start from $369 AUDSave up to $1,601 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
1.51ct Round
$369 AUD