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Marquise|Lab Grown|IGI

4.89ct G VS2 Marquise Lab Grown Diamond

EX • G/VS2 • IGI LG847642055

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG847642055

Diamond specifications and retailer prices

From $650 USD
As of October 30, 2026
Save $3,440 USD (84%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $4,090 USD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 4.89ct lab-grown marquise diamond

This 4.89ct lab-grown marquise sits in the three to five carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG847642055 or 847642055. Listed at 3 retailers as of October 30, 2026, with prices from $650 to $4,090, a $3,440 spread on the same certified stone. Brilliant Earth lists it at $4,090. 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

4.89
Carat
G
Color
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG847642055
Dimensions17.57 × 8.89 × 5.56 mm
L/W Ratio1.98
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
17.57 mm8.89 mm4.89 ctG / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG847642055
Side View
Table 60.0%Crown 35.1°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 62.5%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $4,090 USD|Low: $650 USD|High: $7,310 USD|Avg: $3,291 USD|-44.0%
Brilliant Earth
Retailer 2
Retailer 3
October 31, 2026
Retailer 3$650 USD
Retailer 2$1,167 USD
Brilliant Earth$4,090 USD

9 data points across 3 retailers

3 retailers$650 USD to $4,090 USD

A
Cheapest Retailer
-
$650 USD
Final sale: no returns
A
Retailer 2
-
$1,167 USD
£919 GBP
View
Most Expensive
B
Brilliant Earth
22236609A · Oct 30
$4,090 USD
View
2 more retailers have this diamond
Prices start from $650 USDSave up to $3,440 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
4.89ct Marquise
$650 USD