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Heart|Lab Grown|IGI

0.73ct D VVS1 Heart Lab Grown Diamond

ID • D/VVS1 • IGI LG643428675

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG643428675

Diamond specifications and retailer prices

From $188 USD
As of October 30, 2026
Save $967 USD (84%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,155 USD at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 0.73ct lab-grown heart diamond

This 0.73ct lab-grown heart 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 LG643428675 or 643428675. Listed at 19 retailers as of October 30, 2026, with prices from $188 to $1,155, a $967 spread on the same certified stone. Reve Diamonds lists it at $1,155. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.2°
Pavilion angle38°
OriginLab Grown
Grading LabIGI
CertificateIGI LG643428675
Dimensions5.55 × 6.40 × 3.60 mm
L/W Ratio1.15
Girdle conditionFaceted
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
5.55 mm6.40 mm0.73 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG643428675
Side View
Table 56.0%Crown 31.2°Girdle: MED-THKPavilion 38°Culet: NoneDepth 56.3%

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: $423 USD|Low: $186 USD|High: $1,172 USD|Avg: $525 USD|-0.1%
Retailer 1
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Retailer 18
Reve Diamonds
October 31, 2026
Retailer 11$188 USD
Retailer 5$210 USD
Retailer 3$218 USD
Retailer 12$233 USD
Retailer 18$233 USD
Retailer 2$340 USD
Retailer 7$408 USD
Retailer 15$421 USD
Retailer 1$423 USD
Retailer 9$460 USD
Retailer 14$586 USD
Retailer 16$593 USD
Retailer 10$610 USD
Retailer 4$749 USD
Retailer 17$751 USD
Retailer 8$781 USD
Retailer 6$803 USD
Retailer 13$1,095 USD
Reve Diamonds$1,155 USD

39 data points across 19 retailers

19 retailers$188 USD to $1,155 USD

A
Cheapest Retailer
-
$188 USD
A
Retailer 2
-
$210 USD
View
Final sale: no returns
A
Retailer 3
-
$218 USD
View
A
Retailer 4
-
$233 USD
View
A
Retailer 5
-
$233 USD
View
A
Retailer 6
-
$340 USD
View
B+
Retailer 7
-
$408 USD
View
A
Retailer 8
-
$421 USD
ZAR 6,801 ZAR
View
A
Retailer 9
-
$423 USD
£333 GBP
View
B+
Retailer 10
-
$460 USD
View
B+
Retailer 11
-
$586 USD
A$902 AUD
View
B+
Retailer 12
-
$593 USD
A$913 AUD
View
Retailer 13
-
$610 USD
View
Price last confirmed 15 days ago
B
Retailer 14
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$749 USD
View
B
Retailer 15
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$751 USD
View
B
Retailer 16
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$781 USD
View
B
Retailer 17
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$803 USD
View
B
Retailer 18
-
$1,095 USD
£862 GBP
View
Most Expensive
B
Reve Diamonds
949A43676 · Oct 30
$1,155 USD
View
18 more retailers have this diamond
Prices start from $188 USDSave up to $967 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 Heart
$188 USD