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Marquise|Lab Grown|IGI

2.89ct F VS2 Marquise Lab Grown Diamond

EX • F/VS2 • IGI LG837641178

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG837641178

Diamond specifications and retailer prices

From $634 USD
As of October 28, 2026
2 retailers carry this diamond
Most expensive: $2,180 USD at Rare Carat · As of October 18, 2026
View at Rare Carat

About this 2.89ct lab-grown marquise diamond

This 2.89ct lab-grown marquise sits in the two to three carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG837641178 or 837641178. Listed at 2 retailers as of October 28, 2026. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

2.89
Carat
F
Color
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837641178
Dimensions15.55 × 7.39 × 4.54 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
15.55 mm7.39 mm2.89 ctF / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837641178
Side View
Table 61.0%Crown 35.2°Girdle: MED-STKPavilion 40.5°CuletDepth 61.6%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 28
Current: $2,180 USD|Low: $634 USD|High: $2,529 USD|Avg: $1,121 USD
Rare Carat
Retailer 2
Retailer 3
Retailer 4
October 26, 2026
Retailer 2$634 USD
Retailer 4$802 USD
Rare Carat$2,180 USD
Retailer 3$2,529 USD

11 data points across 4 retailers

2 retailers

B+
Cheapest Retailer
-
$634 USD
Most Expensive
Rare Carat
837641178 · Oct 18
$2,180 USD
View
Price last confirmed 15 days ago
1 more retailer has this diamond
Prices start from $634 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.

B+
2.89ct Marquise
$634 USD