Marquise|Lab Grown|IGI

4.98ct F VS1 Marquise Lab Grown Diamond

ID • F/VS1 • IGI LG851606211

Certificate IGI LG851606211

Diamond specifications and retailer prices

From $817 USD
As of November 3, 2026
Save $1,830 USD (69%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $2,647 USD at Brilliance · As of November 3, 2026
View at Brilliance

About this 4.98ct lab-grown marquise diamond

This 4.98ct 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 LG851606211 or 851606211. Listed at 3 retailers as of November 3, 2026, with prices from $817 to $2,647, a $1,830 spread on the same certified stone. Brilliance lists it at $2,647. 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

4.98
Carat
F
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG851606211
Dimensions18.17 × 8.98 × 5.42 mm
L/W Ratio2.02
Top View
18.17 mm8.98 mm4.98 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG851606211
Side View
Table 63.0%CrownGirdlePavilionCulet: NoneDepth 60.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 3
Current: $2,647 USD|Low: $817 USD|High: $2,647 USD|Avg: $1,591 USD
Brilliance
Retailer 2
Retailer 3
November 3, 2026
Retailer 2$817 USD
Retailer 3$1,310 USD
Brilliance$2,647 USD

1 data point across 3 retailers

3 retailers$817 USD to $2,647 USD

A
Cheapest Retailer
-
$817 USD
A
Retailer 2
-
$1,310 USD
£1,031 GBP
View
Most Expensive
B
Brilliance
D46650455 · Nov 3
$2,647 USD
View
2 more retailers have this diamond
Prices start from $817 USDSave up to $1,830 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
4.98ct Marquise
$817 USD