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Heart|Lab Grown|IGI

1.56ct D VS1 Heart Lab Grown Diamond

EX • D/VS1 • IGI LG660409572

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG660409572

Diamond specifications and retailer prices

From $266 USD
As of October 30, 2026
Save $1,139 USD (81%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $1,405 USD at Reve Diamonds · As of November 1, 2026
View at Reve Diamonds

About this 1.56ct lab-grown heart diamond

This 1.56ct 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 LG660409572 or 660409572. Listed at 20 retailers as of October 30, 2026, with prices from $266 to $1,405, a $1,139 spread on the same certified stone. Reve Diamonds lists it at $1,405. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.56
Carat
D
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG660409572
Dimensions6.97 × 8.11 × 4.83 mm
L/W Ratio1.16
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.97 mm8.11 mm1.56 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG660409572
Side View
Table 58.0%Crown 35.3°Girdle: MED-STKPavilion 39.8°Culet: NoneDepth 59.6%

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: $633 USD|Low: $263 USD|High: $1,405 USD|Avg: $734 USD|+5.6%
Retailer 1
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Retailer 18
Retailer 19
Reve Diamonds
November 1, 2026
Retailer 18$266 USD
Retailer 8$298 USD
Retailer 16$309 USD
Retailer 2$330 USD
Retailer 4$330 USD
Retailer 3$371 USD
Retailer 15$490 USD
Retailer 9$548 USD
Retailer 7$563 USD
Retailer 13$567 USD
Retailer 1$633 USD
Retailer 6$669 USD
Retailer 14$768 USD
Retailer 17$1,015 USD
Retailer 19$1,062 USD
Retailer 10$1,113 USD
Retailer 11$1,261 USD
Retailer 5$1,271 USD
Retailer 12$1,331 USD
Reve Diamonds$1,405 USD

25 data points across 20 retailers

20 retailers$266 USD to $1,405 USD

A
Cheapest Retailer
-
$266 USD
A
Retailer 2
-
$298 USD
View
Final sale: no returns
A
Retailer 3
-
$309 USD
View
A
Retailer 4
-
$330 USD
View
Retailer 5
-
$330 USD
View
Price last confirmed 7 days ago
Retailer 6
-
$371 USD
£292 GBP
View
Price last confirmed 16 days ago
A
Retailer 7
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$490 USD
View
B+
Retailer 8
-
$548 USD
View
B+
Retailer 9
-
$563 USD
View
B+
Retailer 10
-
$567 USD
ZAR 9,167 ZAR
View
B+
Retailer 11
-
$633 USD
£498 GBP
View
B+
Retailer 12
-
$669 USD
View
B+
Retailer 13
-
$768 USD
A$1,182 AUD
View
B
Retailer 14
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$1,015 USD
View
B
Retailer 15
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$1,062 USD
View
B
Retailer 16
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$1,113 USD
View
B
Retailer 17
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$1,261 USD
View
B
Retailer 18
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$1,271 USD
View
B
Retailer 19
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$1,331 USD
£1,048 GBP
View
Most Expensive
B
Reve Diamonds
D2930B17B · Nov 1
$1,405 USD
View
19 more retailers have this diamond
Prices start from $266 USDSave up to $1,139 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
1.56ct Heart
$266 USD