Marquise|Lab Grown|IGI

1.11ct J SI2 Marquise Lab Grown Diamond

ID • J/SI2 • IGI LG425067824

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG425067824

Diamond specifications and retailer prices

From €775 EUR
$866 USD
As of October 30, 2026
Save €1,292 EUR (62%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: €2,527 EUR at NZ Jewellers · As of October 28, 2026
View at NZ Jewellers

About this 1.11ct lab-grown marquise diamond

This 1.11ct lab-grown marquise sits in the classic one-carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG425067824 or 425067824. Listed at 9 retailers as of October 30, 2026, with a 167% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.11
Carat
J
Color
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle33.5°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG425067824
Dimensions9.92 × 5.56 × 3.43 mm
L/W Ratio1.78
Girdle conditionFaceted
Culet sizePointed
Cert comments
undefined
Top View
9.92 mm5.56 mm1.11 ctJ / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG425067824
Side View
Table 56.0%Crown 33.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 61.7%

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: €2,527 EUR|Low: €744 EUR|High: €3,415 EUR|Avg: €1,518 EUR
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 25, 2026
Retailer 4€775 EUR
Retailer 7€843 EUR
Retailer 9€867 EUR
Retailer 5€899 EUR
Retailer 8€899 EUR
Retailer 10€1,369 EUR
Retailer 6€1,446 EUR
Retailer 3€2,067 EUR
NZ Jewellers€2,527 EUR
Retailer 2€3,374 EUR

16 data points across 10 retailers

9 retailers€775 EUR to €2,067 EUR

A
Cheapest Retailer
-
€775 EUR
$866 USD
A
Retailer 2
-
€843 EUR
$942 USD
View
A
Retailer 3
-
€867 EUR
$969 USD
View
Final sale: no returns
A
Retailer 4
-
€899 EUR
$1,004 USD
View
Retailer 5
-
€899 EUR
$1,004 USD
View
Price last confirmed 20 days ago
B
Retailer 6
-
€1,446 EUR
$1,615 USD
View
C
Retailer 7
-
€2,067 EUR
$2,309 USD
View
Most Expensive
NZ Jewellers
125b780c-7026-4f73-ae36-4e0c810da404 · Oct 28
€2,527 EUR
$2,823 USD
View
Price under review
7 more retailers have this diamond
Prices start from €775 EURSave up to €1,292 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
1.11ct Marquise
€775 EUR