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Heart|Lab Grown|IGI

1.55ct D VS1 Heart Lab Grown Diamond

EX • D/VS1 • IGI LG761533974

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG761533974

Diamond specifications and retailer prices

From $243 USD
As of November 2, 2026
Save $1,089 USD (82%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $1,332 USD at Reve Diamonds · As of November 6, 2026
View at Reve Diamonds

About this 1.55ct lab-grown heart diamond

This 1.55ct lab-grown heart sits in the one-and-a-half to two carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG761533974 or 761533974. Listed at 25 retailers as of November 2, 2026, with prices from $243 to $1,332, a $1,089 spread on the same certified stone. Reve Diamonds lists it at $1,332. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
D
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.6°
Pavilion angle41.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG761533974
Dimensions7.45 × 7.81 × 4.64 mm
L/W Ratio1.05
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.45 mm7.81 mm1.55 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG761533974
Side View
Table 63.0%Crown 36.6°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 59.4%

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 2
Current: $640 USD|Low: $234 USD|High: $1,228 USD|Avg: $564 USD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
November 7, 2026
Retailer 2$243 USD
Retailer 8$272 USD
Retailer 6$282 USD
Retailer 4$302 USD
Retailer 9$302 USD
Retailer 3$425 USD
Retailer 13$488 USD
Retailer 12$511 USD
Retailer 11$565 USD
Retailer 7$629 USD
Retailer 1$640 USD
Retailer 16$703 USD
Retailer 14$973 USD
Retailer 10$1,082 USD
Retailer 15$1,209 USD
Retailer 5$1,228 USD

45 data points across 16 retailers

25 retailers$243 USD to $1,332 USD

A
Cheapest Retailer
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$243 USD
A
Retailer 2
-
$272 USD
View
Final sale: no returns
A
Retailer 3
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$282 USD
View
A
Retailer 4
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$302 USD
View
A
Retailer 5
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$302 USD
View
A
Retailer 6
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$302 USD
View
B+
Retailer 7
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$425 USD
View
A
Retailer 8
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$488 USD
View
A
Retailer 9
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$511 USD
View
B+
Retailer 10
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$549 USD
View
B+
Retailer 11
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$565 USD
View
B+
Retailer 12
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$629 USD
View
B+
Retailer 13
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$640 USD
View
Retailer 14
-
$703 USD
View
Price last confirmed 11 days ago
B+
Retailer 15
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$767 USD
View
B
Retailer 16
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$945 USD
View
B
Retailer 17
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$970 USD
View
B
Retailer 18
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$973 USD
View
B
Retailer 19
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$976 USD
View
B
Retailer 20
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$1,021 USD
View
B
Retailer 21
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$1,082 USD
View
Retailer 22
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$1,101 USD
View
Price last confirmed 130 days ago
B
Retailer 23
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$1,209 USD
View
B
Retailer 24
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$1,228 USD
View
Most Expensive
B
Reve Diamonds
6A9678F5B · Nov 6
$1,332 USD
View
24 more retailers have this diamond
Prices start from $243 USDSave up to $1,089 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
1.55ct Heart
$243 USD