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Marquise|Lab Grown|IGI

1.03ct E IF Marquise Lab Grown Diamond

VG • E/IF • IGI LG838608831

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG838608831

Diamond specifications and retailer prices

From $487 AUD
$342 USD
As of October 30, 2026
Save $3,841 AUD (89%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $4,328 AUD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore 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 very-good cut grade and certified by IGI LG838608831 or 838608831. Listed at 21 retailers as of October 30, 2026, with prices from $487 to $4,328, a $3,841 spread on the same certified stone. Do Amore Diamonds lists it at $4,328. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.03
Carat
E
Colour
IF
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG838608831
Dimensions10.47 × 5.35 × 3.29 mm
L/W Ratio1.96
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.47 mm5.35 mm1.03 ctE / IF
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG838608831
Side View
Table 62.0%Crown 35°Girdle: THN-MEDPavilion 40.5°Culet: NoneDepth 61.5%

Caratlytics Score

How it works →
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: $4,328 AUD|Low: $487 AUD|High: $4,328 AUD|Avg: $1,450 AUD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
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Retailer 7
Retailer 8
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Retailer 12
Retailer 13
Retailer 14
Retailer 15
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Retailer 17
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Retailer 19
Retailer 20
Retailer 21
October 31, 2026
Retailer 7$487 AUD
Retailer 8$561 AUD
Retailer 3$565 AUD
Retailer 11$604 AUD
Retailer 20$604 AUD
Retailer 21$689 AUD
Retailer 13$707 AUD
Retailer 10$806 AUD
Retailer 6$813 AUD
Retailer 18$819 AUD
Retailer 17$1,146 AUD
Retailer 2$1,206 AUD
Retailer 16$1,626 AUD
Retailer 15$1,659 AUD
Retailer 5$1,772 AUD
Retailer 4$2,144 AUD
Retailer 12$2,337 AUD
Retailer 14$2,365 AUD
Retailer 9$2,620 AUD
Retailer 19$2,790 AUD
Do Amore Diamonds$4,328 AUD

15 data points across 21 retailers

21 retailers$487 AUD to $4,328 AUD

A
Cheapest Retailer
-
$487 AUD
$342 USD
A
Retailer 2
-
$561 AUD
$394 USD
View
Final sale: no returns
A
Retailer 3
-
$565 AUD
$397 USD
View
A
Retailer 4
-
$604 AUD
$424 USD
View
A
Retailer 5
-
$604 AUD
$424 USD
View
A
Retailer 6
-
$689 AUD
$484 USD
View
A
Retailer 7
-
$707 AUD
£391 GBP
View
A
Retailer 8
-
$806 AUD
$566 USD
View
A
Retailer 9
-
$813 AUD
$571 USD
View
A
Retailer 10
-
$819 AUD
$575 USD
View
B+
Retailer 11
-
$1,146 AUD
ZAR 13,007 ZAR
View
B+
Retailer 12
-
$1,206 AUD
£667 GBP
View
B+
Retailer 13
-
$1,626 AUD
View
B
Retailer 14
-
$1,659 AUD
View
B
Retailer 15
-
$1,772 AUD
$1,245 USD
View
B
Retailer 16
-
$2,144 AUD
$1,506 USD
View
B
Retailer 17
-
$2,337 AUD
$1,642 USD
View
B
Retailer 18
-
$2,365 AUD
$1,661 USD
View
B
Retailer 19
-
$2,620 AUD
£1,449 GBP
View
B
Retailer 20
-
$2,790 AUD
$1,960 USD
View
Most Expensive
B
Do Amore Diamonds
27-F6D4EC4CA · Oct 31
$4,328 AUD
$3,040 USD
View
20 more retailers have this diamond
Prices start from $487 AUDSave up to $3,841 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
$487 AUD