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Marquise|Lab Grown|IGI

1.35ct D FL Marquise Lab Grown Diamond

EX • D/FL • IGI LG803623403

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG803623403

Diamond specifications and retailer prices

From $2,506 AUD
As of November 4, 2026
3 retailers carry this diamond
Most expensive: $2,953 AUD at Rare Carat · As of September 13, 2026
View at Rare Carat

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 LG803623403 or 803623403. Listed at 3 retailers as of November 4, 2026. 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 angle33.8°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG803623403
Dimensions11.13 × 5.81 × 3.63 mm
L/W Ratio1.92
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
11.13 mm5.81 mm1.35 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG803623403
Side View
Table 58.0%Crown 33.8°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.5%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 4
Current: $2,953 AUD|Low: $629 AUD|High: $4,985 AUD|Avg: $2,074 AUD
Rare Carat
Retailer 2
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September 29, 2026
Retailer 20$629 AUD
Retailer 18$696 AUD
Retailer 11$730 AUD
Retailer 4$821 AUD
Retailer 8$926 AUD
Retailer 7$1,099 AUD
Retailer 19$1,146 AUD
Retailer 14$1,257 AUD
Retailer 16$1,291 AUD
Retailer 2$1,364 AUD
Retailer 3$2,241 AUD
Retailer 15$2,414 AUD
Retailer 17$2,506 AUD
Retailer 5$2,571 AUD
Retailer 12$2,584 AUD
Retailer 9$2,684 AUD
Retailer 13$2,854 AUD
Rare Carat$2,953 AUD
Retailer 10$3,733 AUD
Retailer 6$4,985 AUD

8 data points across 20 retailers

3 retailers

Retailer 1
-
$687 AUD
Price last confirmed 39 days ago
B
Retailer 2
-
$2,506 AUD
View
Most Expensive
Rare Carat
FAGD-93164 · Sep 13
$2,953 AUD
$2,067 USD
View
Price last confirmed 53 days ago
2 more retailers have this diamond
Prices start from $2,506 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.

B
1.35ct Marquise
$2,506 AUD