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Marquise|Lab Grown|IGI

1.56ct F VS1 Marquise Lab Grown Diamond

ID • F/VS1 • IGI LG802630394

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG802630394

Diamond specifications and retailer prices

From $266 USD
As of October 30, 2026
Save $916 USD (78%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $1,182 USD at MOH London · As of November 1, 2026
View at MOH London

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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG802630394 or 802630394. Listed at 12 retailers as of October 30, 2026, with prices from $266 to $1,182, a $916 spread on the same certified stone. MOH London lists it at $1,182. 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
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG802630394
Dimensions12.53 × 5.99 × 3.71 mm
L/W Ratio2.09
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.53 mm5.99 mm1.56 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG802630394
Side View
Table 59.0%Crown 34.7°Girdle: MediumPavilion 40.4°Culet: NoneDepth 61.9%

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: Oct 30
Current: $1,182 USD|Low: $266 USD|High: $1,377 USD|Avg: $741 USD|-14.1%
MOH London
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 1, 2026
Retailer 8$266 USD
Retailer 9$497 USD
Retailer 11$500 USD
Retailer 2$509 USD
Retailer 14$532 USD
Retailer 3$546 USD
Retailer 12$596 USD
Retailer 6$661 USD
Retailer 10$802 USD
Retailer 7$951 USD
Retailer 13$990 USD
Retailer 4$998 USD
MOH London$1,182 USD
Retailer 5$1,280 USD

30 data points across 14 retailers

12 retailers$266 USD to $1,182 USD

A
Cheapest Retailer
-
$266 USD
Final sale: no returns
Retailer 2
-
$342 USD
View
Price last confirmed 8 days ago
A
Retailer 3
-
$497 USD
View
Retailer 4
-
$500 USD
View
Price last confirmed 6 days ago
A
Retailer 5
-
$509 USD
ZAR 8,227 ZAR
View
Retailer 6
-
$596 USD
£469 GBP
View
Price last confirmed 17 days ago
Retailer 7
-
$661 USD
A$1,018 AUD
View
Price last confirmed 123 days ago
Retailer 8
-
$802 USD
A$1,234 AUD
View
Price last confirmed 8 days ago
B+
Retailer 9
-
$951 USD
View
Retailer 10
-
$990 USD
View
Price last confirmed 26 days ago
Retailer 11
-
$1,099 USD
View
Price last confirmed 8 days ago
Most Expensive
B+
MOH London
LG802630394 · Nov 1
$1,182 USD
£931 GBP
View
11 more retailers have this diamond
Prices start from $266 USDSave up to $916 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
$266 USD