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Marquise|Lab Grown|IGI

1.03ct D IF Marquise Lab Grown Diamond

ID • D/IF • IGI LG838619319

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG838619319

Diamond specifications and retailer prices

From $347 AUD
$242 USD
As of November 2, 2026
Save $2,016 AUD (85%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $2,363 AUD at Brilliant Earth · As of November 3, 2026
View at Brilliant Earth

About this 1.03ct lab-grown marquise diamond

This 1.03ct lab-grown marquise sits in the classic one-carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG838619319 or 838619319. Listed at 20 retailers as of November 2, 2026, with prices from $347 to $2,363, a $2,016 spread on the same certified stone. Brilliant Earth lists it at $2,363. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG838619319
Dimensions10.70 × 5.23 × 3.27 mm
L/W Ratio2.05
Girdle conditionFaceted
Culet sizeNone
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
10.70 mm5.23 mm1.03 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG838619319
Side View
Table 58.0%Crown 33.2°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 62.5%

Caratlytics Score

How it works →
A+
Exceptional
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: Nov 2
Current: $2,363 AUD|Low: $344 AUD|High: $2,377 AUD|Avg: $858 AUD|+1.2%
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
November 3, 2026
Retailer 18$347 AUD
Retailer 8$387 AUD
Retailer 19$401 AUD
Retailer 11$425 AUD
Retailer 12$428 AUD
Retailer 16$441 AUD
Retailer 9$587 AUD
Retailer 10$717 AUD
Retailer 3$741 AUD
Retailer 5$760 AUD
Retailer 14$812 AUD
Retailer 7$833 AUD
Retailer 13$1,050 AUD
Retailer 17$1,088 AUD
Retailer 6$1,379 AUD
Retailer 2$1,452 AUD
Retailer 15$1,717 AUD
Retailer 4$1,899 AUD
Brilliant Earth$2,363 AUD

23 data points across 19 retailers

20 retailers$347 AUD to $2,363 AUD

A+
Cheapest Retailer
-
$347 AUD
$242 USD
A
Retailer 2
-
$387 AUD
$270 USD
View
Final sale: no returns
A
Retailer 3
-
$401 AUD
$280 USD
View
Retailer 4
-
$425 AUD
$297 USD
View
Price last confirmed 9 days ago
A
Retailer 5
-
$428 AUD
$299 USD
View
A
Retailer 6
-
$441 AUD
£243 GBP
View
A
Retailer 7
-
$587 AUD
$410 USD
View
Retailer 8
-
$717 AUD
€477 EUR
View
Price last confirmed 7 days ago
A
Retailer 9
-
$741 AUD
ZAR 8,358 ZAR
View
A
Retailer 10
-
$760 AUD
$531 USD
View
A
Retailer 11
-
$812 AUD
£447 GBP
View
A
Retailer 12
-
$833 AUD
$582 USD
View
B+
Retailer 13
-
$1,050 AUD
View
B+
Retailer 14
-
$1,088 AUD
$760 USD
View
B+
Retailer 15
-
$1,379 AUD
$963 USD
View
B+
Retailer 16
-
$1,452 AUD
$1,014 USD
View
B+
Retailer 17
-
$1,717 AUD
£944 GBP
View
B+
Retailer 18
-
$1,899 AUD
$1,326 USD
View
Retailer 19
-
$2,078 AUD
View
Price last confirmed 26 days ago
Most Expensive
B
Brilliant Earth
21690536A · Nov 3
$2,363 AUD
$1,650 USD
View
19 more retailers have this diamond
Prices start from $347 AUDSave up to $2,016 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
$347 AUD