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Marquise|Lab Grown|IGI

4.97ct F VS1 Marquise Lab Grown Diamond

EX • F/VS1 • IGI LG848631112

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG848631112

Diamond specifications and retailer prices

From $1,341 USD
£1,056 GBP
As of October 28, 2026
Save $3,674 USD (73%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $5,015 USD at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 4.97ct lab-grown marquise diamond

This 4.97ct lab-grown marquise sits in the three to five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG848631112 or 848631112. Listed at 2 retailers as of October 28, 2026, with prices from $1,341 to $5,015, a $3,674 spread on the same certified stone. Rare Carat lists it at $5,015. 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

4.97
Carat
F
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.9°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG848631112
Dimensions17.61 × 8.85 × 5.60 mm
L/W Ratio1.99
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
17.61 mm8.85 mm4.97 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG848631112
Side View
Table 60.0%Crown 37.9°Girdle: MED-STKPavilion 40.3°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 28
Current: $5,015 USD|Low: $1,341 USD|High: $5,015 USD|Avg: $1,976 USD
Rare Carat
Retailer 2
October 28, 2026
Retailer 2$1,341 USD
Rare Carat$5,015 USD

5 data points across 2 retailers

2 retailers$1,341 USD to $5,015 USD

A
Cheapest Retailer
-
$1,341 USD
£1,056 GBP
Most Expensive
B
Rare Carat
848631112 · Oct 28
$5,015 USD
View
1 more retailer has this diamond
Prices start from $1,341 USDSave up to $3,674 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
4.97ct Marquise
$1,341 USD