Radiant|Lab Grown|IGI

0.99ct E VS1 Radiant Lab Grown Diamond

EX • E/VS1 • IGI LG641491318

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

Certificate IGI LG641491318

Diamond specifications and retailer prices

From $174 USD
As of October 28, 2026
Save $878 USD (83%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $1,052 USD at Reve Diamonds · As of October 28, 2026
View at Reve 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 LG641491318 or 641491318. Listed at 20 retailers as of October 28, 2026, with prices from $174 to $1,052, a $878 spread on the same certified stone. Reve Diamonds lists it at $1,052. 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 angle41.4°
Pavilion angle35.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG641491318
Dimensions6.99 × 4.93 × 3.33 mm
L/W Ratio1.42
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.99 mm4.93 mm0.99 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG641491318
Side View
Table 66.0%Crown 41.4°Girdle: MediumPavilion 35.2°Culet: NoneDepth 67.5%

Caratlytics Score

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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 28
Current: $367 USD|Low: $172 USD|High: $1,052 USD|Avg: $429 USD|-2.2%
Retailer 1
Retailer 2
Retailer 3
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Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Reve Diamonds
October 28, 2026
Retailer 6$174 USD
Retailer 8$179 USD
Retailer 9$189 USD
Retailer 2$193 USD
Retailer 17$249 USD
Retailer 10$337 USD
Retailer 4$343 USD
Retailer 11$349 USD
Retailer 7$351 USD
Retailer 1$367 USD
Retailer 14$370 USD
Retailer 16$475 USD
Retailer 12$481 USD
Retailer 3$510 USD
Retailer 15$655 USD
Retailer 5$675 USD
Retailer 13$903 USD
Reve Diamonds$1,052 USD

37 data points across 18 retailers

20 retailers$174 USD to $1,052 USD

A
Cheapest Retailer
-
$174 USD
Final sale: no returns
A
Retailer 2
-
$179 USD
View
Price last confirmed 31 days ago
A
Retailer 3
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$189 USD
View
Price last confirmed 31 days ago
A
Retailer 4
-
$193 USD
View
Price last confirmed 17 days ago
A
Retailer 5
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$193 USD
View
A
Retailer 6
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$249 USD
£196 GBP
View
Price last confirmed 12 days ago
A
Retailer 7
-
$337 USD
£265 GBP
View
A
Retailer 8
-
$343 USD
View
A
Retailer 9
-
$349 USD
ZAR 5,634 ZAR
View
A
Retailer 10
-
$351 USD
View
A
Retailer 11
-
$367 USD
£289 GBP
View
A
Retailer 12
-
$370 USD
€352 EUR
View
B+
Retailer 13
-
$475 USD
View
Price last confirmed 10 days ago
B+
Retailer 14
-
$481 USD
A$740 AUD
View
B+
Retailer 15
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$510 USD
View
B+
Retailer 16
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$594 USD
£468 GBP
View
B
Retailer 17
-
$655 USD
View
B
Retailer 18
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$675 USD
View
B
Retailer 19
-
$903 USD
£711 GBP
View
Most Expensive
B
Reve Diamonds
0E81A0FEB · Oct 28
$1,052 USD
View
19 more retailers have this diamond
Prices start from $174 USDSave up to $878 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
$174 USD