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Marquise|Lab Grown|IGI

1.89ct F VVS1 Marquise Lab Grown Diamond

EX • F/VVS1 • IGI LG831647407

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG831647407

Diamond specifications and retailer prices

From $326 USD
As of October 30, 2026
3 retailers carry this diamond
Most expensive: $1,965 USD at Rare Carat · As of October 18, 2026
View at Rare Carat

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 F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG831647407 or 831647407. Listed at 3 retailers as of October 30, 2026. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.89
Carat
F
Color
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831647407
Dimensions12.36 × 6.56 × 4.15 mm
L/W Ratio1.88
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.36 mm6.56 mm1.89 ctF / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831647407
Side View
Table 60.0%Crown 36.1°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 63.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $1,965 USD|Low: $326 USD|High: $2,005 USD|Avg: $858 USD|-2.0%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 28, 2026
Retailer 2$326 USD
Retailer 4$525 USD
Retailer 5$581 USD
Retailer 3$664 USD
Rare Carat$1,965 USD

32 data points across 5 retailers

3 retailers

A
Cheapest Retailer
-
$326 USD
Final sale: no returns
Retailer 2
-
$664 USD
£523 GBP
View
Price last confirmed 7 days ago
Most Expensive
Rare Carat
831647407 · Oct 18
$1,965 USD
View
Price last confirmed 15 days ago
2 more retailers have this diamond
Prices start from $326 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
$326 USD