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Marquise|Lab Grown|IGI

1.04ct E IF Marquise Lab Grown Diamond

ID • E/IF • IGI LG639433802

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG639433802

Diamond specifications and retailer prices

From $247 USD
As of October 31, 2026
Save $1,203 USD (83%) vs most expensive(unlock to see where)
30 retailers carry this diamond
Most expensive: $1,450 USD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.04ct lab-grown marquise diamond

This 1.04ct 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 LG639433802 or 639433802. Listed at 30 retailers as of October 31, 2026, with prices from $247 to $1,450, a $1,203 spread on the same certified stone. Brilliant Earth lists it at $1,450. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.04
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG639433802
Dimensions10.36 × 5.29 × 3.32 mm
L/W Ratio1.96
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
10.36 mm5.29 mm1.04 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG639433802
Side View
Table 59.0%Crown 34.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.8%

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: $1,450 USD|Low: $217 USD|High: $1,780 USD|Avg: $719 USD|-18.5%
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
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Retailer 16
Retailer 17
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Retailer 19
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Retailer 21
Retailer 22
November 1, 2026
Retailer 11$217 USD
Retailer 16$247 USD
Retailer 8$269 USD
Retailer 7$320 USD
Retailer 6$380 USD
Retailer 18$455 USD
Retailer 20$463 USD
Retailer 13$500 USD
Retailer 4$505 USD
Retailer 12$581 USD
Retailer 9$596 USD
Retailer 19$642 USD
Retailer 21$658 USD
Retailer 14$761 USD
Retailer 3$869 USD
Retailer 10$919 USD
Retailer 15$975 USD
Retailer 17$1,058 USD
Retailer 2$1,080 USD
Retailer 22$1,135 USD
Retailer 5$1,249 USD
Brilliant Earth$1,450 USD

36 data points across 22 retailers

30 retailers$247 USD to $1,450 USD

Retailer 1
-
$217 USD
Price last confirmed 24 days ago
A
Retailer 2
-
$247 USD
View
Final sale: no returns
Retailer 3
-
$258 USD
View
Price last confirmed 32 days ago
Retailer 4
-
$269 USD
View
Price last confirmed 24 days ago
Retailer 5
-
$269 USD
View
Price last confirmed 21 days ago
Retailer 6
-
$300 USD
View
Price last confirmed 33 days ago
Retailer 7
-
$316 USD
View
Price last confirmed 33 days ago
A
Retailer 8
-
$320 USD
HK$2,500 HKD
View
A
Retailer 9
-
$380 USD
View
A
Retailer 10
-
$455 USD
€433 EUR
View
A
Retailer 11
-
$463 USD
ZAR 7,477 ZAR
View
Retailer 12
-
$487 USD
£384 GBP
View
Price last confirmed 17 days ago
A
Retailer 13
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$500 USD
£394 GBP
View
A
Retailer 14
-
$505 USD
View
Retailer 15
-
$581 USD
View
Price last confirmed 8 days ago
A
Retailer 16
-
$596 USD
View
B+
Retailer 17
-
$642 USD
A$988 AUD
View
A
Retailer 18
-
$658 USD
A$1,013 AUD
View
B+
Retailer 19
-
$761 USD
SGD 1,028 SGD
View
B+
Retailer 20
-
$866 USD
View
Retailer 21
-
$866 USD
View
Price last confirmed 22 days ago
B+
Retailer 22
-
$869 USD
View
B+
Retailer 23
-
$919 USD
View
B+
Retailer 24
-
$975 USD
View
Retailer 25
-
$1,030 USD
View
Price last confirmed 31 days ago
B+
Retailer 26
-
$1,058 USD
A$1,628 AUD
View
B+
Retailer 27
-
$1,080 USD
£850 GBP
View
B
Retailer 28
-
$1,135 USD
View
B
Retailer 29
-
$1,249 USD
View
Most Expensive
B
Brilliant Earth
11000781A · Oct 31
$1,450 USD
View
29 more retailers have this diamond
Prices start from $247 USDSave up to $1,203 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
1.04ct Marquise
$247 USD