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Radiant|Lab Grown|IGI

1.51ct G VVS1 Radiant Lab Grown Diamond

ID • G/VVS1 • IGI LG687542065

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

Certificate IGI LG687542065

Diamond specifications and retailer prices

From $314 AUD
As of October 31, 2026
Save $1,256 AUD (80%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $1,569 AUD at Brilliance · As of November 5, 2026
View at Brilliance

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 VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG687542065 or 687542065. Listed at 8 retailers as of October 31, 2026, with prices from $314 to $1,569, a $1,256 spread on the same certified stone. Brilliance lists it at $1,569. 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
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.8°
Pavilion angle33.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG687542065
Dimensions8.23 × 5.76 × 3.69 mm
L/W Ratio1.43
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.23 mm5.76 mm1.51 ctG / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG687542065
Side View
Table 66.0%Crown 41.8°Girdle: MediumPavilion 33.7°Culet: NoneDepth 64.1%

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 31
Current: $1,569 AUD|Low: $279 AUD|High: $2,324 AUD|Avg: $1,034 AUD|+9.4%
Brilliance
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 5, 2026
Retailer 6$314 AUD
Retailer 9$492 AUD
Retailer 4$592 AUD
Retailer 11$865 AUD
Retailer 5$884 AUD
Retailer 2$899 AUD
Retailer 8$911 AUD
Retailer 10$1,038 AUD
Brilliance$1,569 AUD
Retailer 3$1,706 AUD
Retailer 7$2,324 AUD

11 data points across 11 retailers

8 retailers$314 AUD to $1,569 AUD

A
Cheapest Retailer
-
$314 AUD
Final sale: no returns
B+
Retailer 2
-
$492 AUD
View
A
Retailer 3
-
$592 AUD
View
B+
Retailer 4
-
$884 AUD
View
B+
Retailer 5
-
$899 AUD
View
B+
Retailer 6
-
$911 AUD
View
Retailer 7
-
$941 AUD
View
Price last confirmed 10 days ago
Most Expensive
B
Brilliance
D37072233 · Nov 5
$1,569 AUD
$1,101 USD
View
7 more retailers have this diamond
Prices start from $314 AUDSave up to $1,256 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
$314 AUD