Heart|Lab Grown|IGI

1.53ct D VS1 Heart Lab Grown Diamond

ID • D/VS1 • IGI LG818644699

Shape and cutting style on the report: Heart modified brilliant

Certificate IGI LG818644699

Diamond specifications and retailer prices

From $374 USD
As of November 4, 2026
Save $1,435 USD (79%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $2,184 USD at Queensmith · As of October 27, 2026
View at Queensmith

About this 1.53ct lab-grown heart diamond

This 1.53ct 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 LG818644699 or 818644699. Listed at 22 retailers as of November 4, 2026, with a 384% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.53
Carat
D
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.4°
Pavilion angle31.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818644699
Dimensions6.66 × 7.53 × 4.00 mm
L/W Ratio1.13
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.66 mm7.53 mm1.53 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818644699
Side View
Table 64.0%Crown 37.4°Girdle: Very ThickPavilion 31.1°Culet: NoneDepth 53.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $830 USD|Low: $359 USD|High: $1,836 USD|Avg: $929 USD|+0.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 5, 2026
Retailer 11$374 USD
Retailer 4$434 USD
Retailer 12$464 USD
Retailer 7$515 USD
Retailer 10$615 USD
Retailer 9$800 USD
Retailer 1$830 USD
Retailer 6$1,082 USD
Retailer 8$1,173 USD
Retailer 3$1,493 USD
Retailer 2$1,754 USD
Retailer 5$1,809 USD

38 data points across 12 retailers

22 retailers$374 USD to $1,809 USD

A
Cheapest Retailer
-
$374 USD
A
Retailer 2
-
$419 USD
View
Final sale: no returns
A
Retailer 3
-
$434 USD
View
Retailer 4
-
$464 USD
View
Price last confirmed 11 days ago
A
Retailer 5
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$464 USD
View
A
Retailer 6
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$512 USD
View
A
Retailer 7
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$515 USD
View
B+
Retailer 8
-
$583 USD
View
B+
Retailer 9
-
$615 USD
View
B+
Retailer 10
-
$625 USD
View
B+
Retailer 11
-
$800 USD
View
B+
Retailer 12
-
$830 USD
View
B
Retailer 13
-
$1,082 USD
View
B
Retailer 14
-
$1,173 USD
View
B
Retailer 15
-
$1,482 USD
View
B
Retailer 16
-
$1,491 USD
View
B
Retailer 17
-
$1,493 USD
View
B
Retailer 18
-
$1,531 USD
View
B
Retailer 19
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$1,750 USD
View
B
Retailer 20
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$1,754 USD
View
B
Retailer 21
-
$1,809 USD
View
Most Expensive
Queensmith
LG818644699 · Oct 27
$2,184 USD
£1,720 GBP
View
Price last confirmed 8 days ago
21 more retailers have this diamond
Prices start from $374 USDSave up to $1,435 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
1.53ct Heart
$374 USD