Marquise|Lab Grown|IGI

4.97ct F VS1 Marquise Lab Grown Diamond

EX • F/VS1 • IGI LG844623285

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG844623285

Diamond specifications and retailer prices

From $811 USD
As of November 1, 2026
Save $4,204 USD (84%) vs most expensive(unlock to see where)
3 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 LG844623285 or 844623285. Listed at 3 retailers as of October 28, 2026, with prices from $811 to $5,015, a $4,204 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 angle35.3°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844623285
Dimensions18.53 × 9.00 × 5.36 mm
L/W Ratio2.06
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
18.53 mm9.00 mm4.97 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844623285
Side View
Table 62.0%Crown 35.3°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 59.6%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: $5,015 USD|Low: $811 USD|High: $5,015 USD|Avg: $2,379 USD
Rare Carat
Retailer 2
Retailer 3
October 28, 2026
Retailer 2$811 USD
Retailer 3$1,380 USD
Rare Carat$5,015 USD

15 data points across 3 retailers

3 retailers$811 USD to $5,015 USD

A
Cheapest Retailer
-
$811 USD
Final sale: no returns
A
Retailer 2
-
$1,380 USD
£1,087 GBP
View
Most Expensive
B
Rare Carat
844623285 · Oct 28
$5,015 USD
View
2 more retailers have this diamond
Prices start from $811 USDSave up to $4,204 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
$811 USD