Radiant|Lab Grown|IGI

0.99ct D VS1 Radiant Lab Grown Diamond

ID • D/VS1 • IGI LG839611320

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

Certificate IGI LG839611320

Diamond specifications and retailer prices

From $133 USD
As of October 23, 2026
Save $1,242 USD (90%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $1,375 USD at MOH London · As of October 26, 2026
View at MOH London

About this 0.99ct lab-grown radiant diamond

This 0.99ct lab-grown radiant sits in the just-under-one-carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG839611320 or 839611320. Listed at 23 retailers as of October 23, 2026, with prices from $133 to $1,375, a $1,242 spread on the same certified stone. MOH London lists it at $1,375. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.99
Carat
D
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle40.3°
Pavilion angle35.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839611320
Dimensions7.21 × 4.94 × 3.18 mm
L/W Ratio1.46
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.21 mm4.94 mm0.99 ctD / VS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG839611320
Side View
Table 70.0%Crown 40.3°Girdle: MediumPavilion 35.3°Culet: NoneDepth 64.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 23
Current: $1,375 USD|Low: $133 USD|High: $1,389 USD|Avg: $446 USD|-0.8%
MOH London
Retailer 2
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Retailer 22
October 29, 2026
Retailer 4$133 USD
Retailer 14$148 USD
Retailer 22$154 USD
Retailer 6$165 USD
Retailer 20$192 USD
Retailer 16$212 USD
Retailer 17$276 USD
Retailer 5$285 USD
Retailer 19$293 USD
Retailer 8$311 USD
Retailer 11$336 USD
Retailer 18$353 USD
Retailer 15$410 USD
Retailer 2$451 USD
Retailer 13$504 USD
Retailer 3$529 USD
Retailer 7$559 USD
Retailer 21$560 USD
Retailer 12$585 USD
Retailer 10$979 USD
Retailer 9$1,010 USD
MOH London$1,375 USD

23 data points across 22 retailers

23 retailers$133 USD to $1,375 USD

A
Cheapest Retailer
-
$133 USD
A
Retailer 2
-
$148 USD
View
Final sale: no returns
A
Retailer 3
-
$154 USD
View
A
Retailer 4
-
$165 USD
View
A
Retailer 5
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$192 USD
HK$1,500 HKD
View
A
Retailer 6
-
$212 USD
£167 GBP
View
A
Retailer 7
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$276 USD
£217 GBP
View
A
Retailer 8
-
$285 USD
€271 EUR
View
Retailer 9
-
$293 USD
ZAR 4,728 ZAR
View
Price last confirmed 7 days ago
A
Retailer 10
-
$311 USD
View
A
Retailer 11
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$336 USD
View
A
Retailer 12
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$353 USD
£278 GBP
View
B+
Retailer 13
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$410 USD
View
B+
Retailer 14
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$451 USD
SGD 609 SGD
View
B+
Retailer 15
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$485 USD
View
B+
Retailer 16
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$504 USD
View
B+
Retailer 17
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$529 USD
View
B
Retailer 18
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$559 USD
View
Retailer 19
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$560 USD
View
Price last confirmed 8 days ago
B+
Retailer 20
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$585 USD
View
B
Retailer 21
-
$979 USD
View
B
Retailer 22
-
$1,010 USD
View
Most Expensive
B
MOH London
LG839611320 · Oct 26
$1,375 USD
£1,083 GBP
View
22 more retailers have this diamond
Prices start from $133 USDSave up to $1,242 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
$133 USD