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Marquise|Lab Grown|IGI

1.56ct F VVS2 Marquise Lab Grown Diamond

ID • F/VVS2 • IGI LG778646984

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG778646984

Diamond specifications and retailer prices

From $265 USD
As of November 2, 2026
Save $1,087 USD (80%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $2,110 USD at Brilliant Earth · As of October 16, 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 LG778646984 or 778646984. Listed at 23 retailers as of November 1, 2026, with a 410% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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 angle32.6°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778646984
Dimensions12.45 × 6.14 × 3.66 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
12.45 mm6.14 mm1.56 ctF / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778646984
Side View
Table 60.0%Crown 32.6°Girdle: MED-STKPavilion 39.9°Culet: NoneDepth 59.6%

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: Nov 2
Current: $2,110 USD|Low: $254 USD|High: $2,110 USD|Avg: $730 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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
November 2, 2026
Retailer 6$265 USD
Retailer 10$307 USD
Retailer 4$328 USD
Retailer 7$328 USD
Retailer 2$365 USD
Retailer 17$485 USD
Retailer 15$532 USD
Retailer 13$566 USD
Retailer 14$623 USD
Retailer 12$623 USD
Retailer 11$667 USD
Retailer 16$763 USD
Retailer 3$827 USD
Retailer 8$1,015 USD
Retailer 9$1,055 USD
Retailer 19$1,280 USD
Retailer 5$1,290 USD
Retailer 18$1,322 USD
Brilliant Earth$2,110 USD

41 data points across 19 retailers

23 retailers$265 USD to $1,352 USD

A
Cheapest Retailer
-
$265 USD
A
Retailer 2
-
$307 USD
View
A
Retailer 3
-
$328 USD
View
Retailer 4
-
$328 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
$365 USD
£288 GBP
View
B+
Retailer 6
-
$440 USD
View
A
Retailer 7
-
$485 USD
View
A
Retailer 8
-
$532 USD
€507 EUR
View
A
Retailer 9
-
$565 USD
View
A
Retailer 10
-
$566 USD
ZAR 9,138 ZAR
View
A
Retailer 11
-
$623 USD
A$958 AUD
View
A
Retailer 12
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$623 USD
£491 GBP
View
A
Retailer 13
-
$667 USD
View
A
Retailer 14
-
$763 USD
A$1,174 AUD
View
B+
Retailer 15
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$827 USD
View
Retailer 16
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$1,015 USD
A$1,562 AUD
View
Price last confirmed 31 days ago
B+
Retailer 17
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$1,055 USD
View
B+
Retailer 18
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$1,106 USD
View
B
Retailer 19
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$1,280 USD
£1,008 GBP
View
B
Retailer 20
-
$1,290 USD
View
B
Retailer 21
-
$1,322 USD
£1,041 GBP
View
B
Retailer 22
-
$1,352 USD
View
Most Expensive
Brilliant Earth
18447713A · Oct 16
$2,110 USD
View
Price last confirmed 17 days ago
22 more retailers have this diamond
Prices start from $265 USDSave up to $1,087 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
$265 USD