Marquise|Lab Grown|IGI

1.03ct E IF Marquise Lab Grown Diamond

ID • E/IF • IGI LG669403134

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG669403134

Diamond specifications and retailer prices

From $404 AUD
$284 USD
As of October 31, 2026
Save $1,042 AUD (72%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $2,720 AUD at Yadav Diamonds · As of October 21, 2026
View at Yadav 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 LG669403134 or 669403134. Listed at 20 retailers as of October 31, 2026, with a 258% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
SymmetryVery Good
FluorescenceNone
Crown angle35.5°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG669403134
Dimensions10.62 × 5.25 × 3.23 mm
L/W Ratio2.02
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.62 mm5.25 mm1.03 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG669403134
Side View
Table 58.0%Crown 35.5°Girdle: MED-STKPavilion 39.7°Culet: NoneDepth 61.5%

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: $866 AUD|Low: $347 AUD|High: $2,720 AUD|Avg: $1,097 AUD|+1.8%
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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Yadav Diamonds
October 31, 2026
Retailer 3$362 AUD
Retailer 11$404 AUD
Retailer 6$420 AUD
Retailer 4$448 AUD
Retailer 8$448 AUD
Retailer 13$634 AUD
Retailer 17$666 AUD
Retailer 15$776 AUD
Retailer 14$843 AUD
Retailer 1$866 AUD
Retailer 9$1,045 AUD
Retailer 12$1,235 AUD
Retailer 10$1,378 AUD
Retailer 7$1,446 AUD
Retailer 5$1,592 AUD
Retailer 16$1,994 AUD
Retailer 2$2,406 AUD
Yadav Diamonds$2,720 AUD

36 data points across 18 retailers

20 retailers$404 AUD to $1,446 AUD

Retailer 1
-
$362 AUD
$254 USD
Price last confirmed 9 days ago
A
Retailer 2
-
$404 AUD
$284 USD
View
Final sale: no returns
Retailer 3
-
$420 AUD
$295 USD
View
Price last confirmed 10 days ago
Retailer 4
-
$443 AUD
$311 USD
View
Price last confirmed 36 days ago
Retailer 5
-
$448 AUD
$315 USD
View
Price last confirmed 15 days ago
Retailer 6
-
$448 AUD
$315 USD
View
Price last confirmed 11 days ago
A
Retailer 7
-
$666 AUD
$468 USD
View
Retailer 8
-
$843 AUD
ZAR 9,565 ZAR
View
Price last confirmed 12 days ago
A
Retailer 9
-
$866 AUD
£479 GBP
View
Retailer 10
-
$1,045 AUD
$734 USD
View
Price last confirmed 11 days ago
Retailer 11
-
$1,235 AUD
£683 GBP
View
Price last confirmed 10 days ago
Retailer 12
-
$1,378 AUD
$968 USD
View
Price last confirmed 9 days ago
B+
Retailer 13
-
$1,446 AUD
$1,016 USD
View
Retailer 14
-
$1,592 AUD
$1,118 USD
View
Price last confirmed 11 days ago
Retailer 15
-
$1,826 AUD
$1,282 USD
View
Price last confirmed 10 days ago
Retailer 16
-
$1,829 AUD
$1,285 USD
View
Price last confirmed 10 days ago
Retailer 17
-
$1,942 AUD
$1,364 USD
View
Price last confirmed 10 days ago
Retailer 18
-
$1,994 AUD
£1,103 GBP
View
Price last confirmed 10 days ago
Retailer 19
-
$2,406 AUD
$1,690 USD
View
Price last confirmed 9 days ago
Most Expensive
Yadav Diamonds
13174620 · Oct 21
$2,720 AUD
$1,911 USD
View
Price last confirmed 10 days ago
19 more retailers have this diamond
Prices start from $404 AUDSave up to $1,042 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
$404 AUD