Radiant|Lab Grown|IGI

1.09ct D VS2 Radiant Lab Grown Diamond

ID • D/VS2 • IGI LG831646242

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

Certificate IGI LG831646242

Diamond specifications and retailer prices

From $160 USD
As of October 30, 2026
Save $512 USD (76%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $931 USD at MOH London · As of October 21, 2026
View at MOH London

About this 1.09ct lab-grown radiant diamond

This 1.09ct lab-grown radiant sits in the classic one-carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG831646242 or 831646242. Listed at 12 retailers as of October 26, 2026, with a 320% 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

1.09
Carat
D
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.6°
Pavilion angle35.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831646242
Dimensions7.14 × 5.07 × 3.45 mm
L/W Ratio1.41
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.14 mm5.07 mm1.09 ctD / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831646242
Side View
Table 63.0%Crown 46.6°Girdle: MediumPavilion 35.8°Culet: NoneDepth 68.0%

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 30
Current: $931 USD|Low: $155 USD|High: $946 USD|Avg: $522 USD|-1.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 30, 2026
Retailer 8$160 USD
Retailer 4$185 USD
Retailer 2$238 USD
Retailer 7$343 USD
Retailer 11$519 USD
Retailer 6$535 USD
Retailer 10$637 USD
Retailer 9$670 USD
Retailer 5$672 USD
Retailer 3$679 USD
MOH London$931 USD

33 data points across 11 retailers

12 retailers$160 USD to $672 USD

A
Cheapest Retailer
-
$160 USD
A
Retailer 2
-
$185 USD
View
A
Retailer 3
-
$238 USD
£187 GBP
View
A
Retailer 4
-
$343 USD
€327 EUR
View
B+
Retailer 5
-
$519 USD
View
B+
Retailer 6
-
$520 USD
View
Retailer 7
-
$535 USD
View
Price last confirmed 11 days ago
B+
Retailer 8
-
$637 USD
View
B+
Retailer 9
-
$670 USD
View
B
Retailer 10
-
$672 USD
View
Retailer 11
-
$679 USD
SGD 917 SGD
View
Price last confirmed 18 days ago
Most Expensive
MOH London
LG831646242 · Oct 21
$931 USD
£733 GBP
View
Price last confirmed 9 days ago
11 more retailers have this diamond
Prices start from $160 USDSave up to $512 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
1.09ct Radiant
$160 USD