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Marquise|Lab Grown|IGI

1.89ct G VS1 Marquise Lab Grown Diamond

EX • G/VS1 • IGI LG844660472

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG844660472

Diamond specifications and retailer prices

From $280 USD
As of November 1, 2026
Save $1,270 USD (82%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $1,550 USD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.89ct lab-grown marquise diamond

This 1.89ct 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 LG844660472 or 844660472. Listed at 3 retailers as of October 31, 2026, with prices from $280 to $1,550, a $1,270 spread on the same certified stone. Brilliant Earth lists it at $1,550. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.89
Carat
G
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844660472
Dimensions13.54 × 6.44 × 3.90 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
13.54 mm6.44 mm1.89 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844660472
Side View
Table 61.0%Crown 34.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 60.6%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: $1,550 USD|Low: $280 USD|High: $1,550 USD|Avg: $849 USD
Brilliant Earth
Retailer 2
Retailer 3
November 2, 2026
Retailer 3$280 USD
Retailer 2$608 USD
Brilliant Earth$1,550 USD

19 data points across 3 retailers

3 retailers$280 USD to $1,550 USD

A
Cheapest Retailer
-
$280 USD
Final sale: no returns
A
Retailer 2
-
$608 USD
£478 GBP
View
Most Expensive
B
Brilliant Earth
22002891A · Oct 31
$1,550 USD
View
2 more retailers have this diamond
Prices start from $280 USDSave up to $1,270 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
1.89ct Marquise
$280 USD