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Marquise|Lab Grown|IGI

1.56ct F VVS2 Marquise Lab Grown Diamond

ID • F/VVS2 • IGI LG852643420

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG852643420

Diamond specifications and retailer prices

From $268 USD
As of November 2, 2026
Save $1,312 USD (83%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,580 USD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.56ct lab-grown marquise diamond

This 1.56ct lab-grown marquise sits in the one-and-a-half to two carat band, graded F colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG852643420 or 852643420. Listed at 14 retailers as of October 30, 2026, with prices from $268 to $1,580, a $1,312 spread on the same certified stone. Brilliant Earth lists it at $1,580. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.56
Carat
F
Color
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG852643420
Dimensions12.20 × 5.95 × 3.71 mm
L/W Ratio2.05
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.20 mm5.95 mm1.56 ctF / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG852643420
Side View
Table 60.0%Crown 35.3°Girdle: STK-THKPavilion 39.6°Culet: NoneDepth 62.4%

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: Nov 2
Current: $1,580 USD|Low: $268 USD|High: $1,580 USD|Avg: $754 USD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
November 2, 2026
Retailer 4$268 USD
Retailer 8$311 USD
Retailer 7$370 USD
Retailer 6$371 USD
Retailer 11$490 USD
Retailer 3$553 USD
Retailer 13$582 USD
Retailer 14$597 USD
Retailer 2$1,022 USD
Retailer 10$1,069 USD
Retailer 5$1,070 USD
Retailer 9$1,332 USD
Retailer 12$1,379 USD
Brilliant Earth$1,580 USD

4 data points across 14 retailers

14 retailers$268 USD to $1,580 USD

A
Cheapest Retailer
-
$268 USD
A
Retailer 2
-
$311 USD
View
A
Retailer 3
-
$370 USD
£291 GBP
View
A
Retailer 4
-
$371 USD
HK$2,900 HKD
View
A
Retailer 5
-
$490 USD
View
A
Retailer 6
-
$553 USD
View
A
Retailer 7
-
$582 USD
View
A
Retailer 8
-
$597 USD
View
B+
Retailer 9
-
$1,022 USD
View
B+
Retailer 10
-
$1,069 USD
View
B+
Retailer 11
-
$1,070 USD
SGD 1,446 SGD
View
B
Retailer 12
-
$1,332 USD
£1,049 GBP
View
B
Retailer 13
-
$1,379 USD
View
Most Expensive
B
Brilliant Earth
22364833A · Oct 30
$1,580 USD
View
13 more retailers have this diamond
Prices start from $268 USDSave up to $1,312 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
1.56ct Marquise
$268 USD