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Radiant|Lab Grown|IGI

0.99ct E VS1 Radiant Lab Grown Diamond

EX • E/VS1 • IGI LG842612331

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

Certificate IGI LG842612331

Diamond specifications and retailer prices

From $129 USD
As of October 27, 2026
Save $1,111 USD (90%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,240 USD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 0.99ct lab-grown radiant diamond

This 0.99ct lab-grown radiant sits in the just-under-one-carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG842612331 or 842612331. Listed at 19 retailers as of October 27, 2026, with prices from $129 to $1,240, a $1,111 spread on the same certified stone. Do Amore Diamonds lists it at $1,240. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.99
Carat
E
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.5°
Pavilion angle35.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG842612331
Dimensions6.54 × 5.26 × 3.39 mm
L/W Ratio1.24
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.54 mm5.26 mm0.99 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG842612331
Side View
Table 64.0%Crown 40.5°Girdle: Slightly ThickPavilion 35.7°Culet: NoneDepth 64.4%

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: $1,240 USD|Low: $129 USD|High: $1,240 USD|Avg: $437 USD
Do Amore Diamonds
Retailer 2
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Retailer 19
October 29, 2026
Retailer 4$129 USD
Retailer 5$144 USD
Retailer 3$150 USD
Retailer 17$160 USD
Retailer 2$228 USD
Retailer 9$261 USD
Retailer 13$302 USD
Retailer 6$304 USD
Retailer 14$319 USD
Retailer 12$335 USD
Retailer 16$440 USD
Retailer 10$481 USD
Retailer 7$543 USD
Retailer 15$543 USD
Retailer 18$568 USD
Retailer 8$659 USD
Retailer 11$742 USD
Retailer 19$827 USD
Do Amore Diamonds$1,240 USD

9 data points across 19 retailers

19 retailers$129 USD to $1,240 USD

A
Cheapest Retailer
-
$129 USD
A
Retailer 2
-
$144 USD
View
Final sale: no returns
A
Retailer 3
-
$150 USD
View
A
Retailer 4
-
$160 USD
View
A
Retailer 5
-
$228 USD
£180 GBP
View
A
Retailer 6
-
$261 USD
View
A
Retailer 7
-
$302 USD
£238 GBP
View
A
Retailer 8
-
$304 USD
View
A
Retailer 9
-
$319 USD
ZAR 5,154 ZAR
View
A
Retailer 10
-
$335 USD
£264 GBP
View
B+
Retailer 11
-
$440 USD
A$677 AUD
View
B+
Retailer 12
-
$481 USD
View
B+
Retailer 13
-
$543 USD
View
B+
Retailer 14
-
$543 USD
A$836 AUD
View
B+
Retailer 15
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$568 USD
View
B
Retailer 16
-
$659 USD
SGD 890 SGD
View
B
Retailer 17
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$742 USD
View
B
Retailer 18
-
$827 USD
£651 GBP
View
Most Expensive
B
Do Amore Diamonds
27-3A46CB7E5 · Oct 29
$1,240 USD
View
18 more retailers have this diamond
Prices start from $129 USDSave up to $1,111 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
0.99ct Radiant
$129 USD