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Marquise|Lab Grown|IGI

5.56ct G VS2 Marquise Lab Grown Diamond

EX • G/VS2 • IGI LG691584865

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG691584865

Diamond specifications and retailer prices

From $1,287 USD
As of October 30, 2026
Save $3,534 USD (73%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $4,821 USD at MOH London · As of October 29, 2026
View at MOH London

About this 5.56ct lab-grown marquise diamond

This 5.56ct lab-grown marquise sits in the over five carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG691584865 or 691584865. Listed at 9 retailers as of October 29, 2026, with prices from $1,287 to $4,821, a $3,534 spread on the same certified stone. MOH London lists it at $4,821. 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

5.56
Carat
G
Color
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle38.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG691584865
Dimensions19.11 × 9.20 × 5.46 mm
L/W Ratio2.08
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
19.11 mm9.20 mm5.56 ctG / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG691584865
Side View
Table 59.0%Crown 34°Girdle: MED-STKPavilion 38.1°Culet: NoneDepth 59.3%

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: $4,821 USD|Low: $1,287 USD|High: $4,821 USD|Avg: $2,206 USD|+0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 4$1,287 USD
Retailer 6$1,400 USD
Retailer 2$1,669 USD
Retailer 9$1,899 USD
Retailer 7$2,362 USD
Retailer 5$2,365 USD
Retailer 8$2,782 USD
Retailer 3$2,798 USD
MOH London$4,821 USD

10 data points across 9 retailers

9 retailers$1,287 USD to $4,821 USD

A
Cheapest Retailer
-
$1,287 USD
A
Retailer 2
-
$1,400 USD
View
A
Retailer 3
-
$1,669 USD
£1,315 GBP
View
B+
Retailer 4
-
$1,899 USD
View
B+
Retailer 5
-
$2,362 USD
View
B+
Retailer 6
-
$2,365 USD
View
B+
Retailer 7
-
$2,782 USD
View
B+
Retailer 8
-
$2,798 USD
View
Most Expensive
B
MOH London
LG691584865 · Oct 29
$4,821 USD
£3,796 GBP
View
8 more retailers have this diamond
Prices start from $1,287 USDSave up to $3,534 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
5.56ct Marquise
$1,287 USD