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Round|Lab Grown|IGI

1.51ct H VVS2 Round Lab Grown Diamond

ID • H/VVS2 • IGI LG845663351

Shape and cutting style on the report: Round brilliant

Certificate IGI LG845663351

Diamond specifications and retailer prices

From $364 AUD
$256 USD
As of November 1, 2026
Save $1,653 AUD (82%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $2,078 AUD at Brilliant Earth · As of October 18, 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 H colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG845663351 or 845663351. Listed at 19 retailers as of November 1, 2026, with a 454% 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
H
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG845663351
Dimensions7.35 × 7.38 × 4.47 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.35 mm7.38 mm1.51 ctH / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG845663351
Side View
Table 60.0%Crown 34.6°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 60.8%

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 1
Current: $2,078 AUD|Low: $364 AUD|High: $2,078 AUD|Avg: $1,061 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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
November 2, 2026
Retailer 3$364 AUD
Retailer 19$423 AUD
Retailer 6$451 AUD
Retailer 18$451 AUD
Retailer 14$669 AUD
Retailer 4$678 AUD
Retailer 12$704 AUD
Retailer 15$749 AUD
Retailer 9$756 AUD
Retailer 13$780 AUD
Retailer 7$826 AUD
Retailer 17$1,053 AUD
Retailer 2$1,160 AUD
Retailer 10$1,174 AUD
Retailer 5$1,452 AUD
Retailer 8$1,526 AUD
Retailer 16$1,821 AUD
Retailer 11$2,017 AUD
Brilliant Earth$2,078 AUD

16 data points across 19 retailers

19 retailers$364 AUD to $2,017 AUD

A
Cheapest Retailer
-
$364 AUD
$256 USD
A
Retailer 2
-
$423 AUD
$297 USD
View
A
Retailer 3
-
$451 AUD
$317 USD
View
Retailer 4
-
$451 AUD
$317 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
$669 AUD
$470 USD
View
A
Retailer 6
-
$678 AUD
$476 USD
View
A
Retailer 7
-
$704 AUD
£389 GBP
View
A
Retailer 8
-
$749 AUD
€501 EUR
View
A
Retailer 9
-
$756 AUD
$531 USD
View
A
Retailer 10
-
$780 AUD
ZAR 8,854 ZAR
View
B+
Retailer 11
-
$826 AUD
$580 USD
View
B+
Retailer 12
-
$1,053 AUD
View
B+
Retailer 13
-
$1,160 AUD
$815 USD
View
Retailer 14
-
$1,174 AUD
$825 USD
View
Price last confirmed 11 days ago
B
Retailer 15
-
$1,452 AUD
$1,020 USD
View
B
Retailer 16
-
$1,526 AUD
$1,072 USD
View
B
Retailer 17
-
$1,821 AUD
£1,007 GBP
View
B
Retailer 18
-
$2,017 AUD
$1,417 USD
View
Most Expensive
Brilliant Earth
22183961A · Oct 18
$2,078 AUD
$1,460 USD
View
Price last confirmed 14 days ago
18 more retailers have this diamond
Prices start from $364 AUDSave up to $1,653 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
$364 AUD