Radiant|Lab Grown|IGI

0.99ct D VS1 Radiant Lab Grown Diamond

ID • D/VS1 • IGI LG786667643

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

Certificate IGI LG786667643

Diamond specifications and retailer prices

From $145 USD
As of October 30, 2026
Save $874 USD (86%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $1,019 USD at Reve Diamonds · As of October 30, 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 D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG786667643 or 786667643. Listed at 26 retailers as of October 30, 2026, with prices from $145 to $1,019, a $874 spread on the same certified stone. Reve Diamonds lists it at $1,019. 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
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle24.6°
Pavilion angle36.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG786667643
Dimensions7.30 × 4.80 × 3.15 mm
L/W Ratio1.52
Culet sizePointed
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
7.30 mm4.80 mm0.99 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG786667643
Side View
Table 67.0%Crown 24.6°Girdle: Slightly ThickPavilion 36.3°Culet: NoneDepth 65.6%

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 30
Current: $308 USD|Low: $137 USD|High: $1,019 USD|Avg: $407 USD|+4.5%
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Retailer 20
Reve Diamonds
October 31, 2026
Retailer 17$145 USD
Retailer 18$177 USD
Retailer 5$180 USD
Retailer 20$232 USD
Retailer 11$307 USD
Retailer 1$308 USD
Retailer 6$319 USD
Retailer 19$333 USD
Retailer 14$339 USD
Retailer 2$342 USD
Retailer 7$439 USD
Retailer 12$467 USD
Retailer 15$499 USD
Retailer 16$540 USD
Retailer 10$550 USD
Retailer 9$565 USD
Retailer 13$567 USD
Retailer 4$635 USD
Retailer 8$826 USD
Retailer 3$945 USD
Reve Diamonds$1,019 USD

33 data points across 21 retailers

26 retailers$145 USD to $1,019 USD

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Cheapest Retailer
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$145 USD
A
Retailer 2
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$165 USD
View
A
Retailer 3
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$176 USD
View
A
Retailer 4
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$177 USD
View
Final sale: no returns
A
Retailer 5
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$180 USD
View
A
Retailer 6
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$232 USD
£183 GBP
View
Retailer 7
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$307 USD
€292 EUR
View
Price last confirmed 7 days ago
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Retailer 8
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$308 USD
£243 GBP
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A
Retailer 9
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$319 USD
ZAR 5,148 ZAR
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A
Retailer 10
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$333 USD
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A
Retailer 11
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$339 USD
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Retailer 12
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$342 USD
£269 GBP
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A
Retailer 13
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$439 USD
A$676 AUD
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B+
Retailer 14
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$467 USD
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B+
Retailer 15
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$499 USD
View
B+
Retailer 16
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$540 USD
View
Retailer 17
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$550 USD
View
Price last confirmed 9 days ago
Retailer 18
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$560 USD
View
Price last confirmed 33 days ago
Retailer 19
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$560 USD
View
Price last confirmed 16 days ago
Retailer 20
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$560 USD
View
Price last confirmed 12 days ago
B+
Retailer 21
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$565 USD
A$869 AUD
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B+
Retailer 22
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$567 USD
View
B+
Retailer 23
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$635 USD
View
B
Retailer 24
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$826 USD
£650 GBP
View
B
Retailer 25
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$945 USD
£744 GBP
View
Most Expensive
B
Reve Diamonds
B848BCE64 · Oct 30
$1,019 USD
View
25 more retailers have this diamond
Prices start from $145 USDSave up to $874 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
$145 USD