Marquise|Lab Grown|IGI

1.71ct J VS1 Marquise Lab Grown Diamond

ID • J/VS1 • IGI LG436046992

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG436046992

Diamond specifications and retailer prices

From €1,670 EUR
$1,873 USD
As of November 2, 2026
Save €3,864 EUR (70%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €5,534 EUR at MOH London · As of November 1, 2026
View at MOH London

About this 1.71ct lab-grown marquise diamond

This 1.71ct lab-grown marquise sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG436046992 or 436046992. Listed at 11 retailers as of November 1, 2026, with prices from €1,670 to €5,534, a €3,864 spread on the same certified stone. MOH London lists it at €5,534. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.71
Carat
J
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG436046992
Dimensions11.48 × 6.39 × 4.02 mm
L/W Ratio1.80
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
11.48 mm6.39 mm1.71 ctJ / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG436046992
Side View
Table 54.5%Crown 34.3°Girdle: STK-THKPavilion 40.1°Culet: NoneDepth 62.9%

Caratlytics Score

How it works →
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: Nov 2
Current: €5,534 EUR|Low: €1,603 EUR|High: €5,607 EUR|Avg: €3,010 EUR
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
November 1, 2026
Retailer 8€1,670 EUR
Retailer 12€1,817 EUR
Retailer 3€1,870 EUR
Retailer 9€1,937 EUR
Retailer 13€1,937 EUR
Retailer 6€2,086 EUR
Retailer 4€2,565 EUR
Retailer 10€3,037 EUR
Retailer 7€3,259 EUR
Retailer 2€3,562 EUR
Retailer 11€3,631 EUR
MOH London€5,534 EUR
Retailer 5€5,547 EUR

26 data points across 13 retailers

11 retailers€1,670 EUR to €5,534 EUR

A
Cheapest Retailer
-
€1,670 EUR
$1,873 USD
A
Retailer 2
-
€1,817 EUR
$2,038 USD
View
A
Retailer 3
-
€1,870 EUR
$2,097 USD
View
Final sale: no returns
Retailer 4
-
€1,937 EUR
$2,173 USD
View
Price last confirmed 20 days ago
A
Retailer 5
-
€1,937 EUR
$2,173 USD
View
A
Retailer 6
-
€2,086 EUR
$2,340 USD
View
B+
Retailer 7
-
€3,037 EUR
$3,406 USD
View
Retailer 8
-
€3,259 EUR
$3,655 USD
View
Price last confirmed 7 days ago
B
Retailer 9
-
€3,562 EUR
ZAR 64,536 ZAR
View
B
Retailer 10
-
€3,631 EUR
$4,073 USD
View
Most Expensive
B
MOH London
LG436046992 · Nov 1
€5,534 EUR
£4,887 GBP
View
10 more retailers have this diamond
Prices start from €1,670 EURSave up to €3,864 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 Marquise
€1,670 EUR