Marquise|Lab Grown|IGI

3.98ct D VS2 Marquise Lab Grown Diamond

ID • D/VS2

Diamond specifications and retailer prices

From $918 USD
As of October 30, 2026
Save $4,304 USD (82%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $5,222 USD at The Diamond Guys · As of October 30, 2026
View at The Diamond Guys

About this 3.98ct lab-grown marquise diamond

This 3.98ct lab-grown marquise sits in the three to five carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI. Listed at 10 retailers as of October 30, 2026, with prices from $918 to $5,222, a $4,304 spread on the same certified stone. The Diamond Guys lists it at $5,222. 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

3.98
Carat
D
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
Dimensions16.61 × 8.23 × 5.16 mm
L/W Ratio2.02
Top View
16.61 mm8.23 mm3.98 ctD / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI
Side View
Table 62.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 62.7%

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: Oct 30
Current: $1,648 USD|Low: $918 USD|High: $6,177 USD|Avg: $2,444 USD|-15.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
The Diamond Guys
October 30, 2026
Retailer 3$918 USD
Retailer 2$999 USD
Retailer 5$1,203 USD
Retailer 1$1,648 USD
Retailer 7$1,776 USD
Retailer 4$2,203 USD
Retailer 6$2,961 USD
The Diamond Guys$5,222 USD

36 data points across 8 retailers

10 retailers$918 USD to $5,222 USD

A
Cheapest Retailer
-
$918 USD
A
Retailer 2
-
$999 USD
View
Retailer 3
-
$1,043 USD
View
Price last confirmed 22 days ago
A
Retailer 4
-
$1,203 USD
View
A
Retailer 5
-
$1,648 USD
£1,298 GBP
View
Retailer 6
-
$1,776 USD
View
Price last confirmed 17 days ago
B+
Retailer 7
-
$2,203 USD
View
Retailer 8
-
$2,503 USD
View
Price last confirmed 19 days ago
B+
Retailer 9
-
$2,961 USD
CA$4,112 CAD
View
Most Expensive
B
The Diamond Guys
1975596790 · Oct 30
$5,222 USD
View
9 more retailers have this diamond
Prices start from $918 USDSave up to $4,304 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
3.98ct Marquise
$918 USD