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Marquise|Lab Grown|IGI

3.94ct F VS2 Marquise Lab Grown Diamond

EX • F/VS2 • IGI LG763664125

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG763664125

Diamond specifications and retailer prices

From $719 USD
As of November 2, 2026
Save $5,671 USD (89%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $6,390 USD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 3.94ct lab-grown marquise diamond

This 3.94ct 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 LG763664125 or 763664125. Listed at 18 retailers as of November 2, 2026, with prices from $719 to $6,390, a $5,671 spread on the same certified stone. Do Amore Diamonds lists it at $6,390. 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

3.94
Carat
F
Color
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG763664125
Dimensions15.94 × 8.36 × 5.17 mm
L/W Ratio1.91
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.94 mm8.36 mm3.94 ctF / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG763664125
Side View
Table 60.0%Crown 35.1°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 61.8%

Caratlytics Score

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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 2
Current: $6,390 USD|Low: $783 USD|High: $6,390 USD|Avg: $2,464 USD
Do Amore Diamonds
Retailer 2
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Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
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Retailer 15
November 2, 2026
Retailer 8$783 USD
Retailer 13$834 USD
Retailer 10$1,010 USD
Retailer 15$1,171 USD
Retailer 11$1,184 USD
Retailer 6$1,292 USD
Retailer 3$1,353 USD
Retailer 2$1,413 USD
Retailer 12$2,055 USD
Retailer 14$2,845 USD
Retailer 5$2,865 USD
Retailer 7$3,291 USD
Retailer 9$3,452 USD
Retailer 4$4,910 USD
Do Amore Diamonds$6,390 USD

28 data points across 15 retailers

18 retailers$719 USD to $6,390 USD

A
Cheapest Retailer
-
$719 USD
A
Retailer 2
-
$783 USD
View
Retailer 3
-
$834 USD
View
Price last confirmed 16 days ago
A
Retailer 4
-
$834 USD
View
A
Retailer 5
-
$1,010 USD
View
A
Retailer 6
-
$1,171 USD
View
Retailer 7
-
$1,184 USD
£932 GBP
View
Price last confirmed 16 days ago
A
Retailer 8
-
$1,292 USD
View
A
Retailer 9
-
$1,353 USD
View
A
Retailer 10
-
$1,413 USD
£1,112 GBP
View
B+
Retailer 11
-
$2,055 USD
View
B+
Retailer 12
-
$2,589 USD
View
B
Retailer 13
-
$2,845 USD
View
B
Retailer 14
-
$2,865 USD
£2,256 GBP
View
Retailer 15
-
$3,291 USD
View
Price last confirmed 14 days ago
B
Retailer 16
-
$3,452 USD
£2,718 GBP
View
B
Retailer 17
-
$4,910 USD
View
Most Expensive
B
Do Amore Diamonds
27-615430891 · Nov 2
$6,390 USD
View
17 more retailers have this diamond
Prices start from $719 USDSave up to $5,671 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
3.94ct Marquise
$719 USD