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Marquise|Lab Grown|IGI

1.87ct G VS1 Marquise Lab Grown Diamond

EX • G/VS1 • IGI LG849646520

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG849646520

Diamond specifications and retailer prices

From $625 USD
£492 GBP
As of October 31, 2026
Save $905 USD (59%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $1,530 USD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.87ct lab-grown marquise diamond

This 1.87ct 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 LG849646520 or 849646520. Listed at 2 retailers as of October 31, 2026, with prices from $625 to $1,530, a $905 spread on the same certified stone. Brilliant Earth lists it at $1,530. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.87
Carat
G
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG849646520
Dimensions13.21 × 6.30 × 4.01 mm
L/W Ratio2.10
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.21 mm6.30 mm1.87 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG849646520
Side View
Table 61.0%Crown 35.4°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 63.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 31
Current: $1,530 USD|Low: $625 USD|High: $1,530 USD|Avg: $1,077 USD
Brilliant Earth
Retailer 2
October 31, 2026
Retailer 2$625 USD
Brilliant Earth$1,530 USD

2 data points across 2 retailers

2 retailers$625 USD to $1,530 USD

A
Cheapest Retailer
-
$625 USD
£492 GBP
Most Expensive
B
Brilliant Earth
22363068A · Oct 31
$1,530 USD
View
1 more retailer has this diamond
Prices start from $625 USDSave up to $905 USD

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
1.87ct Marquise
$625 USD