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Marquise|Lab Grown|IGI

1.01ct E IF Marquise Lab Grown Diamond

ID • E/IF • IGI LG632425953

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG632425953

Diamond specifications and retailer prices

From $240 USD
As of October 31, 2026
Save $1,120 USD (82%) vs most expensive(unlock to see where)
28 retailers carry this diamond
Most expensive: $1,360 USD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.01ct lab-grown marquise diamond

This 1.01ct lab-grown marquise sits in the classic one-carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG632425953 or 632425953. Listed at 28 retailers as of October 30, 2026, with prices from $240 to $1,360, a $1,120 spread on the same certified stone. Brilliant Earth lists it at $1,360. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.01
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG632425953
Dimensions10.60 × 5.26 × 3.22 mm
L/W Ratio2.02
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
10.60 mm5.26 mm1.01 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG632425953
Side View
Table 62.0%Crown 34.2°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 61.2%

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: Oct 31
Current: $1,360 USD|Low: $212 USD|High: $1,640 USD|Avg: $671 USD|-17.1%
Brilliant Earth
Retailer 2
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Retailer 22
October 31, 2026
Retailer 10$212 USD
Retailer 2$240 USD
Retailer 7$263 USD
Retailer 6$307 USD
Retailer 4$370 USD
Retailer 16$445 USD
Retailer 19$451 USD
Retailer 13$486 USD
Retailer 22$498 USD
Retailer 11$564 USD
Retailer 8$565 USD
Retailer 15$580 USD
Retailer 18$629 USD
Retailer 20$642 USD
Retailer 12$741 USD
Retailer 21$847 USD
Retailer 9$897 USD
Retailer 14$947 USD
Retailer 5$1,044 USD
Retailer 17$1,058 USD
Retailer 3$1,231 USD
Brilliant Earth$1,360 USD

37 data points across 22 retailers

28 retailers$240 USD to $1,360 USD

Retailer 1
-
$212 USD
Price last confirmed 23 days ago
A
Retailer 2
-
$240 USD
View
Final sale: no returns
Retailer 3
-
$252 USD
View
Price last confirmed 31 days ago
Retailer 4
-
$263 USD
View
Price last confirmed 22 days ago
Retailer 5
-
$263 USD
View
Price last confirmed 20 days ago
Retailer 6
-
$292 USD
View
Price last confirmed 32 days ago
A
Retailer 7
-
$307 USD
HK$2,400 HKD
View
Retailer 8
-
$308 USD
View
Price last confirmed 32 days ago
A
Retailer 9
-
$370 USD
View
A
Retailer 10
-
$445 USD
€424 EUR
View
A
Retailer 11
-
$451 USD
ZAR 7,290 ZAR
View
A
Retailer 12
-
$486 USD
£382 GBP
View
A
Retailer 13
-
$498 USD
View
Retailer 14
-
$564 USD
View
Price last confirmed 7 days ago
A
Retailer 15
-
$565 USD
View
B+
Retailer 16
-
$629 USD
A$968 AUD
View
B+
Retailer 17
-
$642 USD
A$988 AUD
View
B+
Retailer 18
-
$741 USD
SGD 1,002 SGD
View
B+
Retailer 19
-
$844 USD
View
Retailer 20
-
$844 USD
View
Price last confirmed 20 days ago
B+
Retailer 21
-
$847 USD
View
B+
Retailer 22
-
$897 USD
View
B+
Retailer 23
-
$947 USD
View
Retailer 24
-
$1,004 USD
View
Price last confirmed 30 days ago
Retailer 25
-
$1,044 USD
A$1,606 AUD
View
Price last confirmed 22 days ago
B+
Retailer 26
-
$1,058 USD
£833 GBP
View
B
Retailer 27
-
$1,231 USD
View
Most Expensive
B
Brilliant Earth
10256695A · Oct 30
$1,360 USD
View
27 more retailers have this diamond
Prices start from $240 USDSave up to $1,120 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
1.01ct Marquise
$240 USD