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Marquise|Lab Grown|IGI

1.86ct G VS1 Marquise Lab Grown Diamond

EX • G/VS1 • IGI LG842613609

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG842613609

Diamond specifications and retailer prices

From €246 EUR
$276 USD
As of November 1, 2026
Save €1,109 EUR (82%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: €1,355 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.86ct lab-grown marquise diamond

This 1.86ct lab-grown marquise sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG842613609 or 842613609. Listed at 4 retailers as of October 31, 2026, with prices from €246 to €1,355, a €1,109 spread on the same certified stone. Brilliant Earth lists it at €1,355. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.86
Carat
G
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG842613609
Dimensions12.62 × 6.35 × 4.05 mm
L/W Ratio1.99
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.62 mm6.35 mm1.86 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG842613609
Side View
Table 56.0%Crown 35.3°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 63.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: €1,355 EUR|Low: €246 EUR|High: €1,427 EUR|Avg: €869 EUR|-5.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
November 2, 2026
Retailer 4€246 EUR
Retailer 2€533 EUR
Retailer 3€1,199 EUR
Brilliant Earth€1,355 EUR

25 data points across 4 retailers

4 retailers€246 EUR to €1,355 EUR

A
Cheapest Retailer
-
€246 EUR
$276 USD
Final sale: no returns
A
Retailer 2
-
€533 EUR
£471 GBP
View
Retailer 3
-
€1,199 EUR
$1,345 USD
View
Price last confirmed 12 days ago
Most Expensive
B
Brilliant Earth
21704357A · Oct 31
€1,355 EUR
$1,520 USD
View
3 more retailers have this diamond
Prices start from €246 EURSave up to €1,109 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
1.86ct Marquise
€246 EUR