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 €344 EUR
$384 USD
As of October 30, 2026
Save €1,612 EUR (82%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: €1,955 EUR 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 €344 to €1,955, a €1,612 spread on the same certified stone. Queensmith lists it at €1,955. 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

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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: €1,955 EUR|Low: €344 EUR|High: €1,955 EUR|Avg: €930 EUR
Queensmith
Retailer 2
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Retailer 23
November 1, 2026
Retailer 4€344 EUR
Retailer 12€385 EUR
Retailer 21€385 EUR
Retailer 3€426 EUR
Retailer 23€426 EUR
Retailer 16€470 EUR
Retailer 2€474 EUR
Retailer 7€545 EUR
Retailer 22€546 EUR
Retailer 8€573 EUR
Retailer 6€646 EUR
Retailer 18€731 EUR
Retailer 13€771 EUR
Retailer 17€988 EUR
Retailer 20€1,194 EUR
Retailer 14€1,359 EUR
Retailer 5€1,369 EUR
Retailer 15€1,369 EUR
Retailer 11€1,402 EUR
Retailer 9€1,593 EUR
Retailer 10€1,594 EUR
Retailer 19€1,665 EUR
Queensmith€1,955 EUR

26 data points across 23 retailers

23 retailers€344 EUR to €1,955 EUR

A
Cheapest Retailer
-
€344 EUR
$384 USD
A
Retailer 2
-
€385 EUR
$430 USD
View
Final sale: no returns
A
Retailer 3
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€385 EUR
$430 USD
View
A
Retailer 4
-
€426 EUR
$476 USD
View
Retailer 5
-
€426 EUR
$476 USD
View
Price last confirmed 7 days ago
A
Retailer 6
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€470 EUR
HK$4,100 HKD
View
A
Retailer 7
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€474 EUR
£417 GBP
View
B+
Retailer 8
-
€545 EUR
$609 USD
View
B+
Retailer 9
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€546 EUR
$610 USD
View
B+
Retailer 10
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€573 EUR
$640 USD
View
B+
Retailer 11
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€646 EUR
$722 USD
View
B+
Retailer 12
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€731 EUR
ZAR 13,202 ZAR
View
B+
Retailer 13
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€771 EUR
£678 GBP
View
B+
Retailer 14
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€988 EUR
A$1,698 AUD
View
B
Retailer 15
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€1,194 EUR
$1,334 USD
View
B
Retailer 16
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€1,359 EUR
SGD 2,051 SGD
View
B
Retailer 17
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€1,369 EUR
$1,529 USD
View
B
Retailer 18
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€1,369 EUR
$1,530 USD
View
B
Retailer 19
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€1,402 EUR
$1,567 USD
View
B
Retailer 20
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€1,593 EUR
$1,779 USD
View
B
Retailer 21
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€1,594 EUR
$1,781 USD
View
B
Retailer 22
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€1,665 EUR
£1,465 GBP
View
Most Expensive
B
Queensmith
LG816607654 · Oct 27
€1,955 EUR
£1,720 GBP
View
22 more retailers have this diamond
Prices start from €344 EURSave up to €1,612 EUR

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
€344 EUR