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Marquise|Lab Grown|IGI

1.56ct F VS1 Marquise Lab Grown Diamond

EX • F/VS1 • IGI LG794610748

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG794610748

Diamond specifications and retailer prices

From $597 USD
A$918 AUD
As of November 2, 2026
Save $693 USD (54%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,290 USD at Brilliant Earth · As of November 2, 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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG794610748 or 794610748. Listed at 17 retailers as of November 2, 2026, with prices from $597 to $1,290, a $693 spread on the same certified stone. Brilliant Earth lists it at $1,290. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG794610748
Dimensions12.27 × 6.03 × 3.70 mm
L/W Ratio2.03
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.27 mm6.03 mm1.56 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG794610748
Side View
Table 56.0%Crown 33°Girdle: MED-STKPavilion 39.8°Culet: NoneDepth 61.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 2
Current: $1,290 USD|Low: $195 USD|High: $1,335 USD|Avg: $773 USD|-3.0%
Brilliant Earth
Retailer 2
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Retailer 22
October 19, 2026
Retailer 19$252 USD
Retailer 5$281 USD
Retailer 6$312 USD
Retailer 10$312 USD
Retailer 21$475 USD
Retailer 4$522 USD
Retailer 17$533 USD
Retailer 12$551 USD
Retailer 13$582 USD
Retailer 2$597 USD
Retailer 8$653 USD
Retailer 14$718 USD
Retailer 20$730 USD
Retailer 18$958 USD
Retailer 3$995 USD
Retailer 22$1,003 USD
Retailer 7$1,006 USD
Retailer 9$1,055 USD
Retailer 11$1,222 USD
Retailer 15$1,257 USD
Retailer 16$1,266 USD
Brilliant Earth$1,290 USD

28 data points across 22 retailers

17 retailers$597 USD to $1,290 USD

Retailer 1
-
$252 USD
Price last confirmed 25 days ago
Retailer 2
-
$289 USD
View
Price last confirmed 34 days ago
Retailer 3
-
$312 USD
View
Price last confirmed 21 days ago
Retailer 4
-
$312 USD
View
Price last confirmed 30 days ago
Retailer 5
-
$522 USD
View
Price last confirmed 21 days ago
Retailer 6
-
$533 USD
ZAR 8,613 ZAR
View
Price last confirmed 25 days ago
Retailer 7
-
$582 USD
£458 GBP
View
Price last confirmed 20 days ago
A
Retailer 8
-
$597 USD
A$918 AUD
View
Retailer 9
-
$730 USD
View
Price last confirmed 20 days ago
Retailer 10
-
$958 USD
A$1,474 AUD
View
Price last confirmed 25 days ago
Retailer 11
-
$995 USD
View
Price last confirmed 29 days ago
Retailer 12
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$1,003 USD
View
Price last confirmed 28 days ago
Retailer 13
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$1,006 USD
SGD 1,359 SGD
View
Price last confirmed 21 days ago
Retailer 14
-
$1,055 USD
View
Price last confirmed 21 days ago
Retailer 15
-
$1,222 USD
View
Price last confirmed 21 days ago
Retailer 16
-
$1,266 USD
£997 GBP
View
Price last confirmed 22 days ago
Most Expensive
B
Brilliant Earth
21503684A · Nov 2
$1,290 USD
View
16 more retailers have this diamond
Prices start from $597 USDSave up to $693 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
$597 USD