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Heart|Lab Grown|IGI

1.25ct D VS1 Heart Lab Grown Diamond

EX • D/VS1 • IGI LG663403026

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG663403026

Diamond specifications and retailer prices

From $221 USD
As of November 4, 2026
Save $1,040 USD (82%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,261 USD at Reve Diamonds · As of November 4, 2026
View at Reve Diamonds

About this 1.25ct lab-grown heart diamond

This 1.25ct lab-grown heart sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG663403026 or 663403026. Listed at 19 retailers as of November 4, 2026, with prices from $221 to $1,261, a $1,040 spread on the same certified stone. Reve Diamonds lists it at $1,261. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.25
Carat
D
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.9°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG663403026
Dimensions6.51 × 7.71 × 4.46 mm
L/W Ratio1.18
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.51 mm7.71 mm1.25 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG663403026
Side View
Table 58.0%Crown 31.9°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 57.8%

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: Nov 4
Current: $505 USD|Low: $221 USD|High: $1,275 USD|Avg: $611 USD|+16.4%
Retailer 1
Retailer 2
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Retailer 18
Reve Diamonds
November 5, 2026
Retailer 12$221 USD
Retailer 14$246 USD
Retailer 18$257 USD
Retailer 6$280 USD
Retailer 7$280 USD
Retailer 11$365 USD
Retailer 17$468 USD
Retailer 3$482 USD
Retailer 9$500 USD
Retailer 1$505 USD
Retailer 8$597 USD
Retailer 2$683 USD
Retailer 5$760 USD
Retailer 10$800 USD
Retailer 13$882 USD
Retailer 16$885 USD
Retailer 15$934 USD
Retailer 4$1,120 USD
Reve Diamonds$1,261 USD

37 data points across 19 retailers

19 retailers$221 USD to $1,261 USD

A
Cheapest Retailer
-
$221 USD
A
Retailer 2
-
$246 USD
View
Final sale: no returns
A
Retailer 3
-
$257 USD
View
A
Retailer 4
-
$280 USD
View
Retailer 5
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$280 USD
View
Price last confirmed 11 days ago
A
Retailer 6
-
$365 USD
View
B+
Retailer 7
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$468 USD
View
B+
Retailer 8
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$482 USD
View
B+
Retailer 9
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$500 USD
View
B+
Retailer 10
-
$505 USD
View
B+
Retailer 11
-
$597 USD
View
B+
Retailer 12
-
$683 USD
View
B
Retailer 13
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$760 USD
View
B
Retailer 14
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$800 USD
View
B
Retailer 15
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$882 USD
View
B
Retailer 16
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$885 USD
View
B
Retailer 17
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$934 USD
View
B
Retailer 18
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$1,120 USD
View
Most Expensive
B
Reve Diamonds
C7906BC17 · Nov 4
$1,261 USD
View
18 more retailers have this diamond
Prices start from $221 USDSave up to $1,040 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
1.25ct Heart
$221 USD