Marquise|Lab Grown|IGI

1.47ct E IF Marquise Lab Grown Diamond

ID • E/IF • IGI LG826631729

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG826631729

Diamond specifications and retailer prices

From $530 USD
As of November 3, 2026
Save $2,060 USD (80%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $2,590 USD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 1.47ct lab-grown marquise diamond

This 1.47ct lab-grown marquise sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG826631729 or 826631729. Listed at 8 retailers as of November 2, 2026, with prices from $530 to $2,590, a $2,060 spread on the same certified stone. Brilliant Earth lists it at $2,590. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.47
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG826631729
Dimensions12.76 × 5.90 × 3.48 mm
L/W Ratio2.16
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.76 mm5.90 mm1.47 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG826631729
Side View
Table 65.0%Crown 33.5°Girdle: MED-STKPavilion 39.9°CuletDepth 59.0%

Caratlytics Score

How it works →
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 3
Current: $2,590 USD|Low: $530 USD|High: $2,680 USD|Avg: $1,253 USD|-3.4%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 2, 2026
Retailer 4$530 USD
Retailer 6$566 USD
Retailer 8$709 USD
Retailer 5$835 USD
Retailer 2$911 USD
Retailer 3$1,374 USD
Retailer 7$2,115 USD
Brilliant Earth$2,590 USD

21 data points across 8 retailers

8 retailers$530 USD to $2,590 USD

A
Cheapest Retailer
-
$530 USD
A
Retailer 2
-
$566 USD
View
Retailer 3
-
$709 USD
€675 EUR
View
Price last confirmed 9 days ago
A
Retailer 4
-
$835 USD
A$1,284 AUD
View
A
Retailer 5
-
$911 USD
View
B+
Retailer 6
-
$1,374 USD
£1,082 GBP
View
B
Retailer 7
-
$2,115 USD
View
Most Expensive
B
Brilliant Earth
21124419A · Nov 2
$2,590 USD
View
7 more retailers have this diamond
Prices start from $530 USDSave up to $2,060 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
1.47ct Marquise
$530 USD