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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 $1,166 AUD
$817 USD
As of November 3, 2026
Save $2,611 AUD (69%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $3,777 AUD 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 $1,166 to $3,777, a $2,611 spread on the same certified stone. Brilliance lists it at $3,777. 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
Colour
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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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 3
Current: $3,777 AUD|Low: $1,166 AUD|High: $3,777 AUD|Avg: $2,271 AUD
Brilliance
Retailer 2
Retailer 3
November 3, 2026
Retailer 2$1,166 AUD
Retailer 3$1,869 AUD
Brilliance$3,777 AUD

1 data point across 3 retailers

3 retailers$1,166 AUD to $3,777 AUD

A
Cheapest Retailer
-
$1,166 AUD
$817 USD
A
Retailer 2
-
$1,869 AUD
£1,031 GBP
View
Most Expensive
B
Brilliance
D46650455 · Nov 3
$3,777 AUD
$2,647 USD
View
2 more retailers have this diamond
Prices start from $1,166 AUDSave up to $2,611 AUD

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
$1,166 AUD