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Radiant|Lab Grown|IGI

0.73ct D VS1 Radiant Lab Grown Diamond

EX • D/VS1 • IGI LG788624689

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

Certificate IGI LG788624689

Diamond specifications and retailer prices

From $171 USD
As of October 30, 2026
Save $1,036 USD (86%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $1,207 USD at Queensmith · As of October 27, 2026
View at Queensmith

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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG788624689 or 788624689. Listed at 25 retailers as of October 27, 2026, with prices from $171 to $1,207, a $1,036 spread on the same certified stone. Queensmith lists it at $1,207. 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
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.4°
Pavilion angle35.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG788624689
Dimensions6.31 × 4.56 × 3.00 mm
L/W Ratio1.38
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
6.31 mm4.56 mm0.73 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG788624689
Side View
Table 66.0%Crown 39.4°Girdle: MediumPavilion 35.1°Culet: NoneDepth 65.8%

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 30
Current: $395 USD|Low: $164 USD|High: $1,113 USD|Avg: $456 USD|+6.5%
Retailer 1
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Retailer 11
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Retailer 17
October 31, 2026
Retailer 16$171 USD
Retailer 8$192 USD
Retailer 5$199 USD
Retailer 3$212 USD
Retailer 6$212 USD
Retailer 14$245 USD
Retailer 2$288 USD
Retailer 10$378 USD
Retailer 12$384 USD
Retailer 1$395 USD
Retailer 7$442 USD
Retailer 15$530 USD
Retailer 13$541 USD
Retailer 4$683 USD
Retailer 17$720 USD
Retailer 11$998 USD
Retailer 9$1,113 USD

46 data points across 17 retailers

25 retailers$171 USD to $1,207 USD

A
Cheapest Retailer
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$171 USD
A
Retailer 2
-
$192 USD
View
Final sale: no returns
A
Retailer 3
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$199 USD
View
A
Retailer 4
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$212 USD
View
A
Retailer 5
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$212 USD
View
A
Retailer 6
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$243 USD
HK$1,900 HKD
View
A
Retailer 7
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$245 USD
View
A
Retailer 8
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$276 USD
View
A
Retailer 9
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$288 USD
View
A
Retailer 10
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$378 USD
£298 GBP
View
A
Retailer 11
-
$384 USD
ZAR 6,202 ZAR
View
B+
Retailer 12
-
$395 USD
€376 EUR
View
B+
Retailer 13
-
$442 USD
View
B+
Retailer 14
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$530 USD
View
B+
Retailer 15
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$541 USD
A$833 AUD
View
B+
Retailer 16
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$582 USD
SGD 786 SGD
View
Retailer 17
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$653 USD
View
Price last confirmed 25 days ago
B
Retailer 18
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$683 USD
View
B
Retailer 19
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$700 USD
View
B
Retailer 20
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$720 USD
View
B
Retailer 21
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$737 USD
View
B
Retailer 22
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$998 USD
£786 GBP
View
B
Retailer 23
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$1,102 USD
View
B
Retailer 24
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$1,113 USD
£876 GBP
View
Most Expensive
B
Queensmith
LG788624689 · Oct 27
$1,207 USD
£950 GBP
View
24 more retailers have this diamond
Prices start from $171 USDSave up to $1,036 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
$171 USD