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Marquise|Lab Grown|IGI

1.56ct F VS2 Marquise Lab Grown Diamond

EX • F/VS2 • IGI LG780645973

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG780645973

Diamond specifications and retailer prices

From $972 USD
CA$1,350 CAD
As of October 30, 2026
Save $313 USD (24%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $1,285 USD at The Diamond Guys · As of November 1, 2026
View at The Diamond Guys

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 VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG780645973 or 780645973. Listed at 3 retailers as of October 30, 2026, with prices from $972 to $1,285, a $313 spread on the same certified stone. The Diamond Guys lists it at $1,285. 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
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780645973
Dimensions11.61 × 6.00 × 3.87 mm
L/W Ratio1.93
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.61 mm6.00 mm1.56 ctF / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780645973
Side View
Table 60.0%Crown 36.3°Girdle: STK-THKPavilion 40.8°Culet: NoneDepth 64.5%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 30
Current: $667 USD|Low: $201 USD|High: $2,390 USD|Avg: $985 USD|+0.5%
Retailer 1
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
The Diamond Guys
August 3, 2026
Retailer 6$340 USD
Retailer 13$521 USD
Retailer 15$631 USD
Retailer 1$667 USD
Retailer 4$688 USD
Retailer 14$859 USD
Retailer 8$930 USD
Retailer 10$972 USD
Retailer 3$1,062 USD
Retailer 11$1,191 USD
Retailer 12$1,259 USD
The Diamond Guys$1,285 USD
Retailer 7$1,295 USD
Retailer 9$1,376 USD
Retailer 5$1,940 USD
Retailer 2$2,270 USD

46 data points across 16 retailers

3 retailers$972 USD to $1,285 USD

Retailer 1
-
$930 USD
A$1,430 AUD
Price last confirmed 139 days ago
B
Retailer 2
-
$972 USD
CA$1,350 CAD
View
Most Expensive
B
The Diamond Guys
1954435556 · Nov 1
$1,285 USD
View
2 more retailers have this diamond
Prices start from $972 USDSave up to $313 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.

B
1.56ct Marquise
$972 USD