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Heart|Lab Grown|IGI

1.03ct D VS1 Heart Lab Grown Diamond

ID • D/VS1 • IGI LG781617914

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG781617914

Diamond specifications and retailer prices

From €171 EUR
$191 USD
As of October 30, 2026
Save €1,170 EUR (87%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: €1,341 EUR at Queensmith · As of October 27, 2026
View at Queensmith

About this 1.03ct lab-grown heart diamond

This 1.03ct lab-grown heart sits in the classic one-carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG781617914 or 781617914. Listed at 21 retailers as of October 27, 2026, with prices from €171 to €1,341, a €1,170 spread on the same certified stone. Queensmith lists it at €1,341. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG781617914
Dimensions6.31 × 6.93 × 4.10 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
6.31 mm6.93 mm1.03 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG781617914
Side View
Table 56.0%Crown 36.2°Girdle: MED-STKPavilion 39.9°Culet: NoneDepth 59.2%

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: €992 EUR|Low: €165 EUR|High: €1,005 EUR|Avg: €394 EUR|-1.1%
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
November 1, 2026
Retailer 12€171 EUR
Retailer 6€192 EUR
Retailer 3€199 EUR
Retailer 4€212 EUR
Retailer 14€212 EUR
Retailer 13€286 EUR
Retailer 9€365 EUR
Retailer 7€386 EUR
Retailer 8€390 EUR
Retailer 5€426 EUR
Retailer 10€518 EUR
Retailer 11€543 EUR
Retailer 2€683 EUR
Retailer 1€992 EUR

44 data points across 14 retailers

21 retailers€171 EUR to €1,341 EUR

A
Cheapest Retailer
-
€171 EUR
$191 USD
A
Retailer 2
-
€192 EUR
$214 USD
View
Final sale: no returns
A
Retailer 3
-
€199 EUR
$222 USD
View
A
Retailer 4
-
€212 EUR
$237 USD
View
Retailer 5
-
€212 EUR
$237 USD
View
Price last confirmed 7 days ago
A
Retailer 6
-
€241 EUR
HK$2,100 HKD
View
A
Retailer 7
-
€286 EUR
$320 USD
View
A
Retailer 8
-
€320 EUR
$357 USD
View
B+
Retailer 9
-
€365 EUR
ZAR 6,581 ZAR
View
B+
Retailer 10
-
€386 EUR
£340 GBP
View
B+
Retailer 11
-
€390 EUR
View
B+
Retailer 12
-
€426 EUR
$476 USD
View
B+
Retailer 13
-
€518 EUR
A$890 AUD
View
B
Retailer 14
-
€543 EUR
$607 USD
View
B
Retailer 15
-
€577 EUR
SGD 871 SGD
View
B
Retailer 16
-
€683 EUR
$763 USD
View
B
Retailer 17
-
€714 EUR
$798 USD
View
B
Retailer 18
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€731 EUR
$816 USD
View
B
Retailer 19
-
€992 EUR
£873 GBP
View
B
Retailer 20
-
€1,044 EUR
$1,166 USD
View
Most Expensive
B
Queensmith
LG781617914 · Oct 27
€1,341 EUR
£1,180 GBP
View
20 more retailers have this diamond
Prices start from €171 EURSave up to €1,170 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
1.03ct Heart
€171 EUR