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Marquise|Lab Grown|IGI

3.93ct G VVS2 Marquise Lab Grown Diamond

ID • G/VVS2 • IGI LG816686059

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG816686059

Diamond specifications and retailer prices

From $509 USD
As of October 27, 2026
Save $3,591 USD (88%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $4,100 USD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 3.93ct lab-grown marquise diamond

This 3.93ct lab-grown marquise sits in the three to five carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG816686059 or 816686059. Listed at 23 retailers as of October 27, 2026, with prices from $509 to $4,100, a $3,591 spread on the same certified stone. Brilliant Earth lists it at $4,100. 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

3.93
Carat
G
Color
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816686059
Dimensions16.01 × 8.39 × 5.14 mm
L/W Ratio1.91
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.01 mm8.39 mm3.93 ctG / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816686059
Side View
Table 57.0%Crown 35.9°Girdle: MediumPavilion 39.8°Culet: NoneDepth 61.3%

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: Oct 27
Current: $4,100 USD|Low: $509 USD|High: $4,340 USD|Avg: $1,607 USD|-5.5%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
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Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
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Retailer 19
Retailer 20
October 31, 2026
Retailer 9$509 USD
Retailer 4$570 USD
Retailer 16$595 USD
Retailer 11$720 USD
Retailer 13$770 USD
Retailer 20$845 USD
Retailer 18$949 USD
Retailer 2$1,050 USD
Retailer 17$1,193 USD
Retailer 15$1,332 USD
Retailer 19$1,369 USD
Retailer 14$1,469 USD
Retailer 5$1,597 USD
Retailer 6$1,844 USD
Retailer 12$1,893 USD
Retailer 8$2,052 USD
Retailer 7$2,338 USD
Retailer 3$3,070 USD
Retailer 10$3,128 USD
Brilliant Earth$4,100 USD

40 data points across 20 retailers

23 retailers$509 USD to $4,100 USD

A
Cheapest Retailer
-
$509 USD
A
Retailer 2
-
$570 USD
View
A
Retailer 3
-
$595 USD
View
Final sale: no returns
Retailer 4
-
$720 USD
View
Price last confirmed 15 days ago
A
Retailer 5
-
$720 USD
View
A
Retailer 6
-
$770 USD
View
B+
Retailer 7
-
$845 USD
View
A
Retailer 8
-
$949 USD
View
A
Retailer 9
-
$1,050 USD
£827 GBP
View
A
Retailer 10
-
$1,193 USD
€1,136 EUR
View
A
Retailer 11
-
$1,332 USD
A$2,049 AUD
View
A
Retailer 12
-
$1,369 USD
ZAR 22,114 ZAR
View
A
Retailer 13
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$1,469 USD
View
A
Retailer 14
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$1,597 USD
View
B+
Retailer 15
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$1,844 USD
£1,452 GBP
View
B+
Retailer 16
-
$1,893 USD
View
B+
Retailer 17
-
$2,052 USD
View
B+
Retailer 18
-
$2,203 USD
View
B+
Retailer 19
-
$2,338 USD
View
B
Retailer 20
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$3,070 USD
View
B
Retailer 21
-
$3,128 USD
£2,463 GBP
View
B
Retailer 22
-
$4,080 USD
View
Most Expensive
B
Brilliant Earth
20725457A · Oct 31
$4,100 USD
View
22 more retailers have this diamond
Prices start from $509 USDSave up to $3,591 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
3.93ct Marquise
$509 USD