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Radiant|Lab Grown|IGI

1.51ct G VVS2 Radiant Lab Grown Diamond

ID • G/VVS2 • IGI LG670436864

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG670436864

Diamond specifications and retailer prices

From $270 AUD
$189 USD
As of October 27, 2026
Save $1,528 AUD (85%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,798 AUD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.51ct lab-grown radiant diamond

This 1.51ct lab-grown radiant sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG670436864 or 670436864. Listed at 19 retailers as of October 27, 2026, with prices from $270 to $1,798, a $1,528 spread on the same certified stone. Brilliant Earth lists it at $1,798. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
G
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle44.6°
Pavilion angle33.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG670436864
Dimensions8.23 × 5.78 × 3.84 mm
L/W Ratio1.42
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.23 mm5.78 mm1.51 ctG / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG670436864
Side View
Table 68.0%Crown 44.6°Girdle: MediumPavilion 33.4°Culet: NoneDepth 66.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 27
Current: $1,798 AUD|Low: $258 AUD|High: $1,941 AUD|Avg: $795 AUD|-7.4%
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
October 28, 2026
Retailer 15$270 AUD
Retailer 7$312 AUD
Retailer 3$334 AUD
Retailer 16$334 AUD
Retailer 9$383 AUD
Retailer 10$574 AUD
Retailer 6$586 AUD
Retailer 2$603 AUD
Retailer 11$623 AUD
Retailer 8$702 AUD
Retailer 5$1,074 AUD
Retailer 14$1,079 AUD
Retailer 13$1,341 AUD
Retailer 4$1,390 AUD
Retailer 12$1,571 AUD
Brilliant Earth$1,798 AUD

37 data points across 16 retailers

19 retailers$270 AUD to $1,798 AUD

A
Cheapest Retailer
-
$270 AUD
$189 USD
A
Retailer 2
-
$312 AUD
$219 USD
View
Retailer 3
-
$334 AUD
$234 USD
View
Price last confirmed 8 days ago
Retailer 4
-
$334 AUD
$234 USD
View
Price last confirmed 9 days ago
A
Retailer 5
-
$383 AUD
£212 GBP
View
A
Retailer 6
-
$574 AUD
ZAR 6,497 ZAR
View
B+
Retailer 7
-
$586 AUD
$411 USD
View
A
Retailer 8
-
$603 AUD
£333 GBP
View
Retailer 9
-
$623 AUD
€416 EUR
View
Price last confirmed 10 days ago
A
Retailer 10
-
$702 AUD
$492 USD
View
A
Retailer 11
-
$725 AUD
$508 USD
View
Retailer 12
-
$1,074 AUD
$753 USD
View
Price last confirmed 8 days ago
Retailer 13
-
$1,079 AUD
$756 USD
View
Price last confirmed 8 days ago
B+
Retailer 14
-
$1,151 AUD
$807 USD
View
Retailer 15
-
$1,341 AUD
$940 USD
View
Price last confirmed 15 days ago
B+
Retailer 16
-
$1,390 AUD
$974 USD
View
B
Retailer 17
-
$1,448 AUD
£799 GBP
View
Retailer 18
-
$1,571 AUD
£867 GBP
View
Price last confirmed 13 days ago
Most Expensive
B
Brilliant Earth
13300533A · Oct 29
$1,798 AUD
$1,260 USD
View
18 more retailers have this diamond
Prices start from $270 AUDSave up to $1,528 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 Radiant
$270 AUD