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Marquise|Lab Grown|IGI

3.16ct E VVS1 Marquise Lab Grown Diamond

EX • E/VVS1 • IGI LG843655426

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG843655426

Diamond specifications and retailer prices

From $1,215 USD
As of October 30, 2026
Save $3,795 USD (76%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $5,010 USD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 3.16ct lab-grown marquise diamond

This 3.16ct lab-grown marquise sits in the three to five carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG843655426 or 843655426. Listed at 10 retailers as of October 30, 2026, with prices from $1,215 to $5,010, a $3,795 spread on the same certified stone. Brilliant Earth lists it at $5,010. 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

3.16
Carat
E
Color
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.1°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843655426
Dimensions14.76 × 7.55 × 4.83 mm
L/W Ratio1.95
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.76 mm7.55 mm3.16 ctE / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843655426
Side View
Table 60.0%Crown 38.1°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 64.0%

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: $5,010 USD|Low: $1,215 USD|High: $6,510 USD|Avg: $2,534 USD|-23.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 30, 2026
Retailer 3$1,215 USD
Retailer 2$1,228 USD
Retailer 10$1,288 USD
Retailer 4$1,362 USD
Retailer 9$1,959 USD
Retailer 6$2,925 USD
Retailer 8$3,039 USD
Retailer 7$3,362 USD
Retailer 5$3,437 USD
Brilliant Earth$5,010 USD

20 data points across 10 retailers

10 retailers$1,215 USD to $5,010 USD

A
Cheapest Retailer
-
$1,215 USD
A
Retailer 2
-
$1,228 USD
View
A
Retailer 3
-
$1,288 USD
€1,227 EUR
View
A
Retailer 4
-
$1,362 USD
£1,072 GBP
View
B+
Retailer 5
-
$1,959 USD
View
B+
Retailer 6
-
$2,925 USD
View
B+
Retailer 7
-
$3,039 USD
View
B+
Retailer 8
-
$3,362 USD
£2,647 GBP
View
B+
Retailer 9
-
$3,437 USD
SGD 4,645 SGD
View
Most Expensive
B
Brilliant Earth
22168633A · Oct 30
$5,010 USD
View
9 more retailers have this diamond
Prices start from $1,215 USDSave up to $3,795 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
3.16ct Marquise
$1,215 USD