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Radiant|Lab Grown|IGI

1.21ct D VVS1 Radiant Lab Grown Diamond

ID • D/VVS1 • IGI LG834617725

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

Certificate IGI LG834617725

Diamond specifications and retailer prices

From $611 AUD
€409 EUR
As of October 23, 2026
14 retailers carry this diamond
Most expensive: $2,389 AUD at Brilliant Earth · As of October 10, 2026
View at Brilliant Earth

About this 1.21ct lab-grown radiant diamond

This 1.21ct lab-grown radiant sits in the classic one-carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG834617725 or 834617725. Listed at 14 retailers as of October 23, 2026. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
D
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.5°
Pavilion angle37.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG834617725
Dimensions7.59 × 5.25 × 3.53 mm
L/W Ratio1.45
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.59 mm5.25 mm1.21 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG834617725
Side View
Table 69.0%Crown 43.5°Girdle: THN-MEDPavilion 37.1°Culet: NoneDepth 67.2%

Caratlytics Score

How it works →
A+
Exceptional
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 23
Current: $2,389 AUD|Low: $242 AUD|High: $2,460 AUD|Avg: $1,013 AUD|-2.9%
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 23, 2026
Retailer 5$299 AUD
Retailer 13$377 AUD
Retailer 7$448 AUD
Retailer 16$564 AUD
Retailer 14$586 AUD
Retailer 2$611 AUD
Retailer 3$815 AUD
Retailer 10$816 AUD
Retailer 9$1,064 AUD
Retailer 4$1,111 AUD
Retailer 6$1,142 AUD
Retailer 8$1,301 AUD
Retailer 15$1,521 AUD
Retailer 11$1,549 AUD
Retailer 12$1,901 AUD
Brilliant Earth$2,389 AUD

37 data points across 16 retailers

14 retailers

A+
Retailer 1
-
$377 AUD
£209 GBP
Price last confirmed 8 days ago
B+
Retailer 2
-
$448 AUD
$315 USD
View
Price last confirmed 11 days ago
A
Retailer 3
-
$564 AUD
ZAR 6,406 ZAR
View
Price last confirmed 11 days ago
A
Retailer 4
-
$586 AUD
£324 GBP
View
Price last confirmed 8 days ago
A
Retailer 5
-
$611 AUD
€409 EUR
View
B+
Retailer 6
-
$815 AUD
View
Price last confirmed 11 days ago
A
Retailer 7
-
$816 AUD
$574 USD
View
Price last confirmed 8 days ago
B+
Retailer 8
-
$1,064 AUD
$748 USD
View
Price last confirmed 7 days ago
B+
Retailer 9
-
$1,142 AUD
$803 USD
View
Price last confirmed 9 days ago
B+
Retailer 10
-
$1,301 AUD
View
Price last confirmed 21 days ago
B+
Retailer 11
-
$1,521 AUD
$1,070 USD
View
Price last confirmed 10 days ago
B+
Retailer 12
-
$1,549 AUD
£858 GBP
View
Price last confirmed 8 days ago
B
Retailer 13
-
$1,901 AUD
SGD 1,807 SGD
View
Price last confirmed 8 days ago
Most Expensive
B
Brilliant Earth
21447400A · Oct 10
$2,389 AUD
$1,680 USD
View
Price last confirmed 18 days ago
13 more retailers have this diamond
Prices start from $611 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+
1.21ct Radiant
$611 AUD