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Heart|Lab Grown|IGI

1.71ct D VS1 Heart Lab Grown Diamond

ID • D/VS1 • IGI LG519242290

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG519242290

Diamond specifications and retailer prices

From €287 EUR
$321 USD
As of October 30, 2026
Save €1,151 EUR (80%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: €1,438 EUR at MOH London · As of October 29, 2026
View at MOH London

About this 1.71ct lab-grown heart diamond

This 1.71ct 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 LG519242290 or 519242290. Listed at 23 retailers as of October 29, 2026, with prices from €287 to €1,438, a €1,151 spread on the same certified stone. MOH London lists it at €1,438. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.71
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle39.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG519242290
Dimensions7.11 × 8.37 × 5.03 mm
L/W Ratio1.18
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.11 mm8.37 mm1.71 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG519242290
Side View
Table 58.0%Crown 36.2°Girdle: STK-THKPavilion 39.1°Culet: NoneDepth 60.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: €1,438 EUR|Low: €277 EUR|High: €1,447 EUR|Avg: €688 EUR|-0.5%
MOH London
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 11€287 EUR
Retailer 6€322 EUR
Retailer 3€357 EUR
Retailer 14€357 EUR
Retailer 8€483 EUR
Retailer 7€497 EUR
Retailer 5€594 EUR
Retailer 10€613 EUR
Retailer 2€637 EUR
Retailer 9€831 EUR
Retailer 13€1,046 EUR
Retailer 12€1,147 EUR
Retailer 4€1,261 EUR
MOH London€1,438 EUR

43 data points across 14 retailers

23 retailers€287 EUR to €1,438 EUR

Retailer 1
-
€287 EUR
$321 USD
Price last confirmed 33 days ago
A
Retailer 2
-
€287 EUR
$321 USD
View
A
Retailer 3
-
€322 EUR
$360 USD
View
Final sale: no returns
Retailer 4
-
€334 EUR
$373 USD
View
Price last confirmed 34 days ago
Retailer 5
-
€352 EUR
$393 USD
View
Price last confirmed 35 days ago
A
Retailer 6
-
€357 EUR
$399 USD
View
Retailer 7
-
€357 EUR
$399 USD
View
Price last confirmed 7 days ago
A
Retailer 8
-
€390 EUR
HK$3,400 HKD
View
A
Retailer 9
-
€483 EUR
$540 USD
View
A
Retailer 10
-
€497 EUR
$555 USD
View
B+
Retailer 11
-
€594 EUR
$664 USD
View
B+
Retailer 12
-
€603 EUR
$674 USD
View
B+
Retailer 13
-
€613 EUR
ZAR 11,065 ZAR
View
B+
Retailer 14
-
€637 EUR
£560 GBP
View
B+
Retailer 15
-
€831 EUR
A$1,429 AUD
View
B
Retailer 16
-
€1,046 EUR
$1,169 USD
View
B
Retailer 17
-
€1,140 EUR
SGD 1,721 SGD
View
B
Retailer 18
-
€1,147 EUR
$1,281 USD
View
B
Retailer 19
-
€1,187 EUR
$1,326 USD
View
B
Retailer 20
-
€1,261 EUR
$1,409 USD
View
B
Retailer 21
-
€1,372 EUR
$1,533 USD
View
B
Retailer 22
-
€1,415 EUR
$1,581 USD
View
Most Expensive
B
MOH London
LG519242290 · Oct 29
€1,438 EUR
£1,265 GBP
View
22 more retailers have this diamond
Prices start from €287 EURSave up to €1,151 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
1.71ct Heart
€287 EUR