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Marquise|Lab Grown|IGI

1.35ct D FL Marquise Lab Grown Diamond

EX • D/FL • IGI LG800622153

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG800622153

Diamond specifications and retailer prices

From $560 AUD
As of November 4, 2026
Save $2,826 AUD (83%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $3,386 AUD at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 1.35ct lab-grown marquise diamond

This 1.35ct lab-grown marquise sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG800622153 or 800622153. Listed at 24 retailers as of November 4, 2026, with prices from $560 to $3,386, a $2,826 spread on the same certified stone. Brilliant Earth lists it at $3,386. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.35
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800622153
Dimensions11.59 × 5.76 × 3.61 mm
L/W Ratio2.01
Girdle conditionFaceted
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
11.59 mm5.76 mm1.35 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800622153
Side View
Table 58.0%Crown 33.5°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 62.7%

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: Nov 4
Current: $3,386 AUD|Low: $560 AUD|High: $5,057 AUD|Avg: $1,742 AUD|-33.1%
Brilliant Earth
Retailer 2
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November 5, 2026
Retailer 22$560 AUD
Retailer 8$626 AUD
Retailer 18$627 AUD
Retailer 6$694 AUD
Retailer 10$767 AUD
Retailer 7$907 AUD
Retailer 19$946 AUD
Retailer 21$1,033 AUD
Retailer 2$1,127 AUD
Retailer 12$1,193 AUD
Retailer 17$1,197 AUD
Retailer 4$1,401 AUD
Retailer 16$1,567 AUD
Retailer 20$1,666 AUD
Retailer 3$1,906 AUD
Retailer 14$1,938 AUD
Retailer 9$2,208 AUD
Retailer 11$2,231 AUD
Retailer 5$2,283 AUD
Retailer 23$2,578 AUD
Retailer 13$2,704 AUD
Retailer 15$3,321 AUD
Brilliant Earth$3,386 AUD

37 data points across 23 retailers

24 retailers$560 AUD to $3,386 AUD

A
Cheapest Retailer
-
$560 AUD
A
Retailer 2
-
$626 AUD
View
Final sale: no returns
A
Retailer 3
-
$627 AUD
View
A
Retailer 4
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$694 AUD
View
Retailer 5
-
$751 AUD
View
Price last confirmed 11 days ago
A
Retailer 6
-
$767 AUD
View
A
Retailer 7
-
$907 AUD
View
A
Retailer 8
-
$946 AUD
View
A
Retailer 9
-
$1,033 AUD
View
A
Retailer 10
-
$1,127 AUD
View
Retailer 11
-
$1,193 AUD
View
Price last confirmed 11 days ago
A
Retailer 12
-
$1,197 AUD
View
A
Retailer 13
-
$1,401 AUD
View
B+
Retailer 14
-
$1,567 AUD
View
B+
Retailer 15
-
$1,666 AUD
View
B+
Retailer 16
-
$1,906 AUD
View
Retailer 17
-
$1,938 AUD
View
Price last confirmed 15 days ago
B+
Retailer 18
-
$2,208 AUD
View
B+
Retailer 19
-
$2,231 AUD
View
B+
Retailer 20
-
$2,283 AUD
View
B
Retailer 21
-
$2,578 AUD
View
B+
Retailer 22
-
$2,704 AUD
View
Retailer 23
-
$3,321 AUD
View
Price last confirmed 8 days ago
Most Expensive
B
Brilliant Earth
20322764A · Nov 4
$3,386 AUD
$2,370 USD
View
23 more retailers have this diamond
Prices start from $560 AUDSave up to $2,826 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
1.35ct Marquise
$560 AUD