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Marquise|Lab Grown|IGI

3.92ct F VS2 Marquise Lab Grown Diamond

ID • F/VS2 • IGI LG839611691

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG839611691

Diamond specifications and retailer prices

From $755 USD
HK$5,900 HKD
As of November 1, 2026
Save $2,302 USD (75%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $4,539 USD at MOH London · As of October 21, 2026
View at MOH London

About this 3.92ct lab-grown marquise diamond

This 3.92ct 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 LG839611691 or 839611691. Listed at 19 retailers as of November 1, 2026, with a 305% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

3.92
Carat
F
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.7°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839611691
Dimensions16.37 × 8.36 × 5.04 mm
L/W Ratio1.96
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.37 mm8.36 mm3.92 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839611691
Side View
Table 63.0%Crown 32.7°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 60.3%

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 1
Current: $4,539 USD|Low: $561 USD|High: $6,793 USD|Avg: $2,445 USD|-0.7%
MOH London
Retailer 2
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Retailer 21
October 31, 2026
Retailer 9$561 USD
Retailer 4$627 USD
Retailer 21$628 USD
Retailer 17$695 USD
Retailer 3$755 USD
Retailer 15$830 USD
Retailer 20$1,006 USD
Retailer 19$1,011 USD
Retailer 16$1,078 USD
Retailer 2$1,568 USD
Retailer 10$1,797 USD
Retailer 18$1,828 USD
Retailer 14$1,853 USD
Retailer 8$2,027 USD
Retailer 6$2,199 USD
Retailer 11$2,228 USD
Retailer 5$2,238 USD
Retailer 13$2,930 USD
Retailer 7$3,057 USD
Retailer 12$3,125 USD
MOH London$4,539 USD

28 data points across 21 retailers

19 retailers$755 USD to $3,057 USD

Retailer 1
-
$561 USD
Price last confirmed 10 days ago
Retailer 2
-
$628 USD
View
Price last confirmed 8 days ago
Retailer 3
-
$695 USD
View
Price last confirmed 7 days ago
A
Retailer 4
-
$755 USD
HK$5,900 HKD
View
Retailer 5
-
$830 USD
View
Price last confirmed 5 days ago
A
Retailer 6
-
$1,006 USD
View
A
Retailer 7
-
$1,011 USD
€963 EUR
View
A
Retailer 8
-
$1,078 USD
£849 GBP
View
A
Retailer 9
-
$1,568 USD
View
Retailer 10
-
$1,828 USD
View
Price last confirmed 8 days ago
Retailer 11
-
$1,853 USD
View
Price last confirmed 7 days ago
Retailer 12
-
$2,027 USD
£1,596 GBP
View
Price last confirmed 7 days ago
B+
Retailer 13
-
$2,199 USD
SGD 2,971 SGD
View
Retailer 14
-
$2,228 USD
View
Price last confirmed 12 days ago
Retailer 15
-
$2,238 USD
View
Price last confirmed 7 days ago
B+
Retailer 16
-
$2,930 USD
View
B
Retailer 17
-
$3,057 USD
View
Retailer 18
-
$3,125 USD
A$4,807 AUD
View
Price last confirmed 25 days ago
Most Expensive
MOH London
LG839611691 · Oct 21
$4,539 USD
£3,574 GBP
View
Price last confirmed 12 days ago
18 more retailers have this diamond
Prices start from $755 USDSave up to $2,302 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
3.92ct Marquise
$755 USD