Radiant|Lab Grown|IGI

1.20ct D VVS2 Radiant Lab Grown Diamond

ID • D/VVS2 • IGI LG831658343

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

Certificate IGI LG831658343

Diamond specifications and retailer prices

From $227 USD
As of November 2, 2026
Save $902 USD (80%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,816 USD at Queensmith · As of October 2, 2026
View at Queensmith

About this 1.2ct lab-grown radiant diamond

This 1.2ct lab-grown radiant sits in the classic one-carat band, graded D colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG831658343 or 831658343. Listed at 15 retailers as of November 1, 2026, with a 397% 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

1.20
Carat
D
Color
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.5°
Pavilion angle33.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831658343
Dimensions7.38 × 5.29 × 3.48 mm
L/W Ratio1.40
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.38 mm5.29 mm1.20 ctD / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831658343
Side View
Table 68.0%Crown 45.5°Girdle: MediumPavilion 33.8°Culet: NoneDepth 65.8%

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: Nov 2
Current: $1,816 USD|Low: $164 USD|High: $1,816 USD|Avg: $600 USD
Queensmith
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
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Retailer 18
Retailer 19
Retailer 20
November 3, 2026
Retailer 20$164 USD
Retailer 7$190 USD
Retailer 8$201 USD
Retailer 10$212 USD
Retailer 9$215 USD
Retailer 4$370 USD
Retailer 16$372 USD
Retailer 17$410 USD
Retailer 14$454 USD
Retailer 18$479 USD
Retailer 12$487 USD
Retailer 6$535 USD
Retailer 2$689 USD
Retailer 11$695 USD
Retailer 3$737 USD
Retailer 5$744 USD
Retailer 15$909 USD
Retailer 13$1,129 USD
Retailer 19$1,340 USD
Queensmith$1,816 USD

30 data points across 20 retailers

15 retailers$227 USD to $1,129 USD

Retailer 1
-
$164 USD
Price last confirmed 32 days ago
Retailer 2
-
$201 USD
View
Price last confirmed 36 days ago
Retailer 3
-
$209 USD
View
Price last confirmed 33 days ago
Retailer 4
-
$212 USD
View
Price last confirmed 35 days ago
A
Retailer 5
-
$227 USD
View
A
Retailer 6
-
$410 USD
HK$3,200 HKD
View
A
Retailer 7
-
$454 USD
€432 EUR
View
A
Retailer 8
-
$479 USD
View
Retailer 9
-
$682 USD
View
Price last confirmed 33 days ago
B+
Retailer 10
-
$689 USD
A$1,060 AUD
View
Retailer 11
-
$744 USD
A$1,144 AUD
View
Price last confirmed 33 days ago
B
Retailer 12
-
$909 USD
View
B
Retailer 13
-
$1,129 USD
£889 GBP
View
Retailer 14
-
$1,340 USD
View
Price last confirmed 30 days ago
Most Expensive
Queensmith
LG831658343 · Oct 2
$1,816 USD
£1,430 GBP
View
Price last confirmed 31 days ago
14 more retailers have this diamond
Prices start from $227 USDSave up to $902 USD

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
1.20ct Radiant
$227 USD