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Marquise|Lab Grown|IGI

3.97ct F VS2 Marquise Lab Grown Diamond

EX • F/VS2 • IGI LG816666902

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG816666902

Diamond specifications and retailer prices

From $720 USD
As of November 2, 2026
Save $4,040 USD (85%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $4,760 USD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 3.97ct lab-grown marquise diamond

This 3.97ct lab-grown marquise sits in the three to five carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG816666902 or 816666902. Listed at 12 retailers as of November 2, 2026, with prices from $720 to $4,760, a $4,040 spread on the same certified stone. Do Amore Diamonds lists it at $4,760. 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

3.97
Carat
F
Color
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816666902
Dimensions16.63 × 8.21 × 5.16 mm
L/W Ratio2.03
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.63 mm8.21 mm3.97 ctF / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816666902
Side View
Table 58.0%Crown 34.4°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 62.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $4,760 USD|Low: $720 USD|High: $4,760 USD|Avg: $2,028 USD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 2, 2026
Retailer 7$720 USD
Retailer 12$865 USD
Retailer 2$877 USD
Retailer 8$879 USD
Retailer 9$1,066 USD
Retailer 3$1,087 USD
Retailer 11$1,284 USD
Retailer 10$1,714 USD
Retailer 6$2,731 USD
Retailer 5$3,184 USD
Retailer 4$4,110 USD
Do Amore Diamonds$4,760 USD

17 data points across 12 retailers

12 retailers$720 USD to $4,760 USD

A
Cheapest Retailer
-
$720 USD
A
Retailer 2
-
$865 USD
View
A
Retailer 3
-
$877 USD
£691 GBP
View
B+
Retailer 4
-
$879 USD
View
Retailer 5
-
$1,066 USD
€1,015 EUR
View
Price last confirmed 8 days ago
A
Retailer 6
-
$1,284 USD
View
B+
Retailer 7
-
$1,714 USD
View
B+
Retailer 8
-
$1,928 USD
View
B+
Retailer 9
-
$2,731 USD
A$4,202 AUD
View
B
Retailer 10
-
$3,184 USD
£2,507 GBP
View
Retailer 11
-
$4,110 USD
View
Price last confirmed 32 days ago
Most Expensive
B
Do Amore Diamonds
27-AAC206A1F · Nov 2
$4,760 USD
View
11 more retailers have this diamond
Prices start from $720 USDSave up to $4,040 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
3.97ct Marquise
$720 USD