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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 $345 AUD
$242 USD
As of October 30, 2026
Save $1,720 AUD (83%) vs most expensive(unlock to see where)
30 retailers carry this diamond
Most expensive: $2,064 AUD at Brilliant Earth · As of October 30, 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 30, 2026, with prices from $345 to $2,064, a $1,720 spread on the same certified stone. Brilliant Earth lists it at $2,064. 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
Colour
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 30
Current: $2,064 AUD|Low: $309 AUD|High: $2,534 AUD|Avg: $1,020 AUD|-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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
October 30, 2026
Retailer 11$309 AUD
Retailer 21$345 AUD
Retailer 8$383 AUD
Retailer 7$456 AUD
Retailer 6$541 AUD
Retailer 16$647 AUD
Retailer 19$659 AUD
Retailer 2$712 AUD
Retailer 4$719 AUD
Retailer 12$827 AUD
Retailer 9$848 AUD
Retailer 18$914 AUD
Retailer 20$937 AUD
Retailer 14$1,083 AUD
Retailer 3$1,237 AUD
Retailer 10$1,308 AUD
Retailer 15$1,388 AUD
Retailer 13$1,506 AUD
Retailer 17$1,546 AUD
Retailer 22$1,616 AUD
Retailer 5$1,778 AUD
Brilliant Earth$2,064 AUD

36 data points across 22 retailers

30 retailers$345 AUD to $2,064 AUD

Retailer 1
-
$309 AUD
$217 USD
Price last confirmed 22 days ago
A
Retailer 2
-
$345 AUD
$242 USD
View
Final sale: no returns
Retailer 3
-
$367 AUD
$258 USD
View
Price last confirmed 30 days ago
Retailer 4
-
$383 AUD
$269 USD
View
Price last confirmed 22 days ago
Retailer 5
-
$383 AUD
$269 USD
View
Price last confirmed 20 days ago
Retailer 6
-
$427 AUD
$300 USD
View
Price last confirmed 31 days ago
Retailer 7
-
$450 AUD
$316 USD
View
Price last confirmed 31 days ago
A
Retailer 8
-
$456 AUD
HK$2,500 HKD
View
A
Retailer 9
-
$541 AUD
$380 USD
View
A
Retailer 10
-
$647 AUD
€433 EUR
View
A
Retailer 11
-
$659 AUD
ZAR 7,477 ZAR
View
Retailer 12
-
$694 AUD
£384 GBP
View
Price last confirmed 15 days ago
A
Retailer 13
-
$712 AUD
£394 GBP
View
A
Retailer 14
-
$719 AUD
$505 USD
View
A
Retailer 15
-
$827 AUD
$581 USD
View
A
Retailer 16
-
$848 AUD
$596 USD
View
B+
Retailer 17
-
$914 AUD
View
A
Retailer 18
-
$937 AUD
View
B+
Retailer 19
-
$1,083 AUD
SGD 1,028 SGD
View
B+
Retailer 20
-
$1,233 AUD
$866 USD
View
Retailer 21
-
$1,233 AUD
$866 USD
View
Price last confirmed 20 days ago
B+
Retailer 22
-
$1,237 AUD
$869 USD
View
B+
Retailer 23
-
$1,308 AUD
$919 USD
View
B+
Retailer 24
-
$1,388 AUD
$975 USD
View
Retailer 25
-
$1,466 AUD
$1,030 USD
View
Price last confirmed 30 days ago
B+
Retailer 26
-
$1,506 AUD
View
B+
Retailer 27
-
$1,546 AUD
£855 GBP
View
B
Retailer 28
-
$1,616 AUD
$1,135 USD
View
B
Retailer 29
-
$1,778 AUD
$1,249 USD
View
Most Expensive
B
Brilliant Earth
11000781A · Oct 30
$2,064 AUD
$1,450 USD
View
29 more retailers have this diamond
Prices start from $345 AUDSave up to $1,720 AUD

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
$345 AUD