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Heart|Lab Grown|IGI

1.57ct D VS1 Heart Lab Grown Diamond

EX • D/VS1 • IGI LG666409837

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG666409837

Diamond specifications and retailer prices

From $300 USD
As of November 1, 2026
Save $1,110 USD (79%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,410 USD at Reve Diamonds · As of November 1, 2026
View at Reve Diamonds

About this 1.57ct lab-grown heart diamond

This 1.57ct 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 LG666409837 or 666409837. Listed at 18 retailers as of November 1, 2026, with prices from $300 to $1,410, a $1,110 spread on the same certified stone. Reve Diamonds lists it at $1,410. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.57
Carat
D
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG666409837
Dimensions7.35 × 8.07 × 4.69 mm
L/W Ratio1.10
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.35 mm8.07 mm1.57 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG666409837
Side View
Table 57.0%Crown 33.4°Girdle: MED-STKPavilion 39.9°Culet: NoneDepth 58.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: $637 USD|Low: $265 USD|High: $1,410 USD|Avg: $718 USD|+20.0%
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
Retailer 17
Reve Diamonds
November 2, 2026
Retailer 6$300 USD
Retailer 11$311 USD
Retailer 9$331 USD
Retailer 2$332 USD
Retailer 16$490 USD
Retailer 14$500 USD
Retailer 8$551 USD
Retailer 5$570 USD
Retailer 10$573 USD
Retailer 1$637 USD
Retailer 4$672 USD
Retailer 15$772 USD
Retailer 17$1,020 USD
Retailer 13$1,068 USD
Retailer 7$1,119 USD
Retailer 3$1,278 USD
Retailer 12$1,331 USD
Reve Diamonds$1,410 USD

36 data points across 18 retailers

18 retailers$300 USD to $1,410 USD

Retailer 1
-
$290 USD
Price last confirmed 35 days ago
A
Retailer 2
-
$300 USD
View
Final sale: no returns
A
Retailer 3
-
$311 USD
View
Retailer 4
-
$332 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
$490 USD
View
A
Retailer 6
-
$500 USD
€476 EUR
View
B+
Retailer 7
-
$551 USD
View
B+
Retailer 8
-
$570 USD
View
B+
Retailer 9
-
$573 USD
ZAR 9,252 ZAR
View
B+
Retailer 10
-
$637 USD
£502 GBP
View
B+
Retailer 11
-
$672 USD
View
B+
Retailer 12
-
$772 USD
A$1,188 AUD
View
B
Retailer 13
-
$1,020 USD
View
B
Retailer 14
-
$1,068 USD
View
B
Retailer 15
-
$1,119 USD
View
B
Retailer 16
-
$1,278 USD
View
B
Retailer 17
-
$1,331 USD
£1,048 GBP
View
Most Expensive
B
Reve Diamonds
C7C49558A · Nov 1
$1,410 USD
View
17 more retailers have this diamond
Prices start from $300 USDSave up to $1,110 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
1.57ct Heart
$300 USD