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Heart|Lab Grown|IGI

1.57ct D VS1 Heart Lab Grown Diamond

ID • D/VS1 • IGI LG816607654

Shape and cutting style on the report: Heart modified brilliant

Certificate IGI LG816607654

Diamond specifications and retailer prices

From $384 USD
As of October 30, 2026
Save $1,800 USD (82%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $2,184 USD at Queensmith · As of October 27, 2026
View at Queensmith

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 LG816607654 or 816607654. Listed at 23 retailers as of October 27, 2026, with prices from $384 to $2,184, a $1,800 spread on the same certified stone. Queensmith lists it at $2,184. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle31.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816607654
Dimensions6.76 × 7.75 × 4.17 mm
L/W Ratio1.15
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.76 mm7.75 mm1.57 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816607654
Side View
Table 62.0%Crown 35.8°Girdle: STK-THKPavilion 31.5°Culet: NoneDepth 53.8%

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: Oct 30
Current: $2,184 USD|Low: $384 USD|High: $2,184 USD|Avg: $1,038 USD
Queensmith
Retailer 2
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Retailer 23
November 1, 2026
Retailer 4$384 USD
Retailer 12$430 USD
Retailer 21$430 USD
Retailer 3$476 USD
Retailer 23$476 USD
Retailer 16$525 USD
Retailer 2$529 USD
Retailer 7$609 USD
Retailer 22$610 USD
Retailer 8$640 USD
Retailer 6$722 USD
Retailer 18$817 USD
Retailer 13$861 USD
Retailer 17$1,104 USD
Retailer 20$1,334 USD
Retailer 14$1,518 USD
Retailer 5$1,529 USD
Retailer 15$1,530 USD
Retailer 11$1,567 USD
Retailer 9$1,779 USD
Retailer 10$1,781 USD
Retailer 19$1,861 USD
Queensmith$2,184 USD

26 data points across 23 retailers

23 retailers$384 USD to $2,184 USD

A
Cheapest Retailer
-
$384 USD
A
Retailer 2
-
$430 USD
View
Final sale: no returns
A
Retailer 3
-
$430 USD
View
A
Retailer 4
-
$476 USD
View
Retailer 5
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$476 USD
View
Price last confirmed 7 days ago
A
Retailer 6
-
$525 USD
HK$4,100 HKD
View
A
Retailer 7
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$529 USD
£417 GBP
View
B+
Retailer 8
-
$609 USD
View
B+
Retailer 9
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$610 USD
View
B+
Retailer 10
-
$640 USD
View
B+
Retailer 11
-
$722 USD
View
B+
Retailer 12
-
$817 USD
ZAR 13,202 ZAR
View
B+
Retailer 13
-
$861 USD
£678 GBP
View
B+
Retailer 14
-
$1,104 USD
A$1,698 AUD
View
B
Retailer 15
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$1,334 USD
View
B
Retailer 16
-
$1,518 USD
SGD 2,051 SGD
View
B
Retailer 17
-
$1,529 USD
View
B
Retailer 18
-
$1,530 USD
View
B
Retailer 19
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$1,567 USD
View
B
Retailer 20
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$1,779 USD
View
B
Retailer 21
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$1,781 USD
View
B
Retailer 22
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$1,861 USD
£1,465 GBP
View
Most Expensive
B
Queensmith
LG816607654 · Oct 27
$2,184 USD
£1,720 GBP
View
22 more retailers have this diamond
Prices start from $384 USDSave up to $1,800 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
$384 USD