Radiant|Lab Grown|IGI

0.73ct D VVS1 Radiant Lab Grown Diamond

EX • D/VVS1 • IGI LG816658240

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

Certificate IGI LG816658240

Diamond specifications and retailer prices

From $128 USD
As of October 30, 2026
Save $1,491 USD (92%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $1,619 USD at Diamond Exchange Canada · As of October 30, 2026
View at Diamond Exchange Canada

About this 0.73ct lab-grown radiant diamond

This 0.73ct lab-grown radiant sits in the half to three-quarter carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG816658240 or 816658240. Listed at 21 retailers as of October 30, 2026, with prices from $128 to $1,619, a $1,491 spread on the same certified stone. Diamond Exchange Canada lists it at $1,619. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.73
Carat
D
Color
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle27.9°
Pavilion angle36.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816658240
Dimensions6.48 × 4.61 × 2.96 mm
L/W Ratio1.41
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
6.48 mm4.61 mm0.73 ctD / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816658240
Side View
Table 65.0%Crown 27.9°Girdle: THN-MEDPavilion 36.3°Culet: NoneDepth 64.2%

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: $1,619 USD|Low: $128 USD|High: $2,162 USD|Avg: $700 USD
Diamond Exchange Canada
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October 29, 2026
Retailer 21$128 USD
Retailer 22$143 USD
Retailer 19$149 USD
Retailer 2$159 USD
Retailer 7$249 USD
Retailer 17$290 USD
Retailer 20$318 USD
Retailer 5$450 USD
Retailer 3$470 USD
Retailer 16$565 USD
Retailer 8$600 USD
Retailer 10$603 USD
Retailer 11$690 USD
Retailer 15$699 USD
Retailer 4$740 USD
Retailer 9$790 USD
Retailer 12$790 USD
Retailer 13$827 USD
Retailer 14$844 USD
Retailer 6$940 USD
Retailer 18$969 USD
Diamond Exchange Canada$1,619 USD

26 data points across 22 retailers

21 retailers$128 USD to $1,619 USD

A
Cheapest Retailer
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$128 USD
A
Retailer 2
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$143 USD
View
Final sale: no returns
A
Retailer 3
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$149 USD
View
A
Retailer 4
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$159 USD
View
A
Retailer 5
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$249 USD
View
A
Retailer 6
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$290 USD
View
A
Retailer 7
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$318 USD
ZAR 5,132 ZAR
View
B+
Retailer 8
-
$450 USD
A$693 AUD
View
B+
Retailer 9
-
$470 USD
View
B+
Retailer 10
-
$565 USD
View
B+
Retailer 11
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$600 USD
View
B
Retailer 12
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$690 USD
View
B
Retailer 13
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$699 USD
View
B
Retailer 14
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$740 USD
View
B
Retailer 15
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$790 USD
View
B
Retailer 16
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$790 USD
View
B
Retailer 17
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$827 USD
£651 GBP
View
Retailer 18
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$844 USD
A$1,298 AUD
View
Price last confirmed 25 days ago
B
Retailer 19
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$940 USD
€895 EUR
View
Price last confirmed 7 days ago
B
Retailer 20
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$969 USD
View
Most Expensive
B
Diamond Exchange Canada
1995491206 · Oct 30
$1,619 USD
CA$2,248 CAD
View
20 more retailers have this diamond
Prices start from $128 USDSave up to $1,491 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
0.73ct Radiant
$128 USD