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Marquise|Lab Grown|IGI

1.04ct E IF Marquise Lab Grown Diamond

EX • E/IF • IGI LG639430545

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG639430545

Diamond specifications and retailer prices

From $441 AUD
$310 USD
As of October 30, 2026
Save $3,474 AUD (89%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $3,915 AUD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

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 LG639430545 or 639430545. Listed at 23 retailers as of October 29, 2026, with prices from $441 to $3,915, a $3,474 spread on the same certified stone. Do Amore Diamonds lists it at $3,915. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG639430545
Dimensions5.11 × 5.11 × 10.89 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.11 mm5.11 mm1.04 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG639430545
Side View
Table 63.0%Crown 34.8°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 62.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $641 AUD|Low: $424 AUD|High: $2,450 AUD|Avg: $1,029 AUD|-0.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 30, 2026
Retailer 3$441 AUD
Retailer 10$504 AUD
Retailer 4$547 AUD
Retailer 13$547 AUD
Retailer 1$641 AUD
Retailer 11$690 AUD
Retailer 5$729 AUD
Retailer 9$1,038 AUD
Retailer 6$1,084 AUD
Retailer 8$1,467 AUD
Retailer 7$1,629 AUD
Retailer 2$1,681 AUD
Retailer 12$2,423 AUD

34 data points across 13 retailers

23 retailers$441 AUD to $3,915 AUD

Retailer 1
-
$441 AUD
$310 USD
Price last confirmed 22 days ago
A
Retailer 2
-
$441 AUD
$310 USD
View
A
Retailer 3
-
$504 AUD
$354 USD
View
Final sale: no returns
Retailer 4
-
$512 AUD
$360 USD
View
Price last confirmed 31 days ago
A
Retailer 5
-
$547 AUD
$384 USD
View
Retailer 6
-
$547 AUD
$384 USD
View
Price last confirmed 27 days ago
A
Retailer 7
-
$641 AUD
£354 GBP
View
A
Retailer 8
-
$690 AUD
$485 USD
View
A
Retailer 9
-
$690 AUD
$485 USD
View
A
Retailer 10
-
$729 AUD
$512 USD
View
A
Retailer 11
-
$760 AUD
$534 USD
View
B+
Retailer 12
-
$1,038 AUD
ZAR 11,777 ZAR
View
B+
Retailer 13
-
$1,084 AUD
£600 GBP
View
B+
Retailer 14
-
$1,467 AUD
View
B+
Retailer 15
-
$1,629 AUD
View
B
Retailer 16
-
$1,681 AUD
$1,181 USD
View
Retailer 17
-
$1,942 AUD
$1,364 USD
View
Price last confirmed 30 days ago
B
Retailer 18
-
$1,942 AUD
$1,364 USD
View
B
Retailer 19
-
$2,168 AUD
$1,523 USD
View
B
Retailer 20
-
$2,192 AUD
$1,540 USD
View
B
Retailer 21
-
$2,343 AUD
£1,296 GBP
View
B
Retailer 22
-
$2,423 AUD
£1,340 GBP
View
Most Expensive
B
Do Amore Diamonds
27-FFE5E2026 · Oct 29
$3,915 AUD
$2,750 USD
View
22 more retailers have this diamond
Prices start from $441 AUDSave up to $3,474 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
$441 AUD