Marquise|Lab Grown|IGI

1.45ct F VS1 Marquise Lab Grown Diamond

EX • F/VS1 • IGI LG845603724

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG845603724

Diamond specifications and retailer prices

From $234 USD
As of November 3, 2026
Save $796 USD (77%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $1,030 USD at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 1.45ct lab-grown marquise diamond

This 1.45ct lab-grown marquise sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG845603724 or 845603724. Listed at 3 retailers as of November 3, 2026, with prices from $234 to $1,030, a $796 spread on the same certified stone. Brilliant Earth lists it at $1,030. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.45
Carat
F
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG845603724
Dimensions12.04 × 5.77 × 3.64 mm
L/W Ratio2.09
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.04 mm5.77 mm1.45 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG845603724
Side View
Table 62.0%Crown 35.5°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 63.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 3
Current: $1,030 USD|Low: $234 USD|High: $1,530 USD|Avg: $754 USD|-32.7%
Brilliant Earth
Retailer 2
Retailer 3
November 3, 2026
Retailer 3$234 USD
Retailer 2$498 USD
Brilliant Earth$1,030 USD

19 data points across 3 retailers

3 retailers$234 USD to $1,030 USD

A
Cheapest Retailer
-
$234 USD
Final sale: no returns
A
Retailer 2
-
$498 USD
View
Most Expensive
B
Brilliant Earth
22136352A · Nov 4
$1,030 USD
View
2 more retailers have this diamond
Prices start from $234 USDSave up to $796 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
1.45ct Marquise
$234 USD