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Marquise|Lab Grown|IGI

1.03ct E IF Marquise Lab Grown Diamond

ID • E/IF • IGI LG791628789

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG791628789

Diamond specifications and retailer prices

From $367 AUD
$258 USD
As of October 30, 2026
Save $1,596 AUD (81%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $1,963 AUD at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 1.03ct lab-grown marquise diamond

This 1.03ct 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 LG791628789 or 791628789. Listed at 23 retailers as of October 30, 2026, with prices from $367 to $1,963, a $1,596 spread on the same certified stone. Reve Diamonds lists it at $1,963. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG791628789
Dimensions10.73 × 5.19 × 3.23 mm
L/W Ratio2.07
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.73 mm5.19 mm1.03 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG791628789
Side View
Table 60.0%Crown 34.6°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 62.2%

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 30
Current: $863 AUD|Low: $367 AUD|High: $2,148 AUD|Avg: $1,078 AUD|-7.0%
Retailer 1
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Retailer 21
Reve Diamonds
October 31, 2026
Retailer 16$367 AUD
Retailer 3$410 AUD
Retailer 21$456 AUD
Retailer 11$457 AUD
Retailer 13$488 AUD
Retailer 17$612 AUD
Retailer 8$662 AUD
Retailer 15$803 AUD
Retailer 9$833 AUD
Retailer 7$840 AUD
Retailer 18$856 AUD
Retailer 1$863 AUD
Retailer 14$951 AUD
Retailer 6$1,189 AUD
Retailer 12$1,399 AUD
Retailer 5$1,465 AUD
Retailer 20$1,517 AUD
Retailer 19$1,538 AUD
Retailer 2$1,602 AUD
Retailer 10$1,616 AUD
Retailer 4$1,835 AUD
Reve Diamonds$1,963 AUD

36 data points across 22 retailers

23 retailers$367 AUD to $1,963 AUD

A
Cheapest Retailer
-
$367 AUD
$258 USD
A
Retailer 2
-
$410 AUD
$288 USD
View
Final sale: no returns
A
Retailer 3
-
$456 AUD
$320 USD
View
A
Retailer 4
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$457 AUD
$321 USD
View
A
Retailer 5
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$488 AUD
$343 USD
View
Retailer 6
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$522 AUD
$367 USD
View
Price last confirmed 36 days ago
A
Retailer 7
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$612 AUD
$430 USD
View
A
Retailer 8
-
$662 AUD
$465 USD
View
A
Retailer 9
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$803 AUD
$564 USD
View
A
Retailer 10
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$833 AUD
€557 EUR
View
A
Retailer 11
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$840 AUD
ZAR 9,527 ZAR
View
A
Retailer 12
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$856 AUD
$601 USD
View
A
Retailer 13
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$863 AUD
£477 GBP
View
B+
Retailer 14
-
$951 AUD
View
B+
Retailer 15
-
$1,189 AUD
View
B+
Retailer 16
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$1,399 AUD
$983 USD
View
B+
Retailer 17
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$1,465 AUD
$1,029 USD
View
B+
Retailer 18
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$1,517 AUD
View
B+
Retailer 19
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$1,538 AUD
$1,080 USD
View
B+
Retailer 20
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$1,602 AUD
$1,125 USD
View
B+
Retailer 21
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$1,616 AUD
$1,135 USD
View
B
Retailer 22
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$1,835 AUD
£1,015 GBP
View
Most Expensive
B
Reve Diamonds
1DC68D5CB · Oct 30
$1,963 AUD
$1,379 USD
View
22 more retailers have this diamond
Prices start from $367 AUDSave up to $1,596 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
1.03ct Marquise
$367 AUD