Marquise|Lab Grown|IGI

1.66ct F VS2 Marquise Lab Grown Diamond

EX • F/VS2 • IGI LG773628864

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG773628864

Diamond specifications and retailer prices

From €1,213 EUR
$1,360 USD
As of November 2, 2026
1 retailer carries this diamond
Only listing: €1,213 EUR at Brilliant Earth
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at Brilliant Earth

About this 1.66ct lab-grown marquise diamond

This 1.66ct lab-grown marquise sits in the one-and-a-half to two carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG773628864 or 773628864. Listed at a single retailer as of November 2, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.66
Carat
F
Color
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG773628864
Dimensions11.89 × 6.23 × 3.92 mm
L/W Ratio1.91
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.89 mm6.23 mm1.66 ctF / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG773628864
Side View
Table 59.0%Crown 34.5°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 62.9%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 2
Current: €1,213 EUR|Low: €293 EUR|High: €2,194 EUR|Avg: €879 EUR
Brilliant Earth
Retailer 2
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Retailer 5
Retailer 6
Retailer 7
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Retailer 11
April 14, 2026
Retailer 10€297 EUR
Retailer 2€436 EUR
Retailer 3€455 EUR
Retailer 5€522 EUR
Retailer 4€558 EUR
Retailer 6€630 EUR
Retailer 9€1,053 EUR
Retailer 8€1,130 EUR
Retailer 7€1,148 EUR
Brilliant Earth€1,213 EUR
Retailer 11€2,194 EUR

19 data points across 11 retailers

1 retailer

B
Brilliant Earth
18366951Y · Nov 2
€1,213 EUR
$1,360 USD
View

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.

B
1.66ct Marquise
€1,213 EUR