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Marquise|Lab Grown|IGI

1.35ct D FL Marquise Lab Grown Diamond

EX • D/FL • IGI LG780663952

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG780663952

Diamond specifications and retailer prices

From $953 NZD
As of November 4, 2026
Save $3,252 NZD (77%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $4,204 NZD 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 LG780663952 or 780663952. Listed at 13 retailers as of November 4, 2026, with prices from $953 to $4,204, a $3,252 spread on the same certified stone. Brilliant Earth lists it at $4,204. 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 angle35°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780663952
Dimensions11.33 × 5.73 × 3.67 mm
L/W Ratio1.98
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
11.33 mm5.73 mm1.35 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780663952
Side View
Table 58.0%Crown 35°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 64.0%

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: $4,204 NZD|Low: $953 NZD|High: $6,865 NZD|Avg: $2,997 NZD|-38.8%
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
November 5, 2026
Retailer 7$953 NZD
Retailer 8$1,167 NZD
Retailer 2$1,476 NZD
Retailer 4$1,618 NZD
Retailer 5$1,849 NZD
Retailer 10$1,896 NZD
Retailer 12$1,916 NZD
Retailer 13$2,147 NZD
Retailer 9$2,386 NZD
Retailer 11$2,720 NZD
Retailer 6$3,214 NZD
Retailer 3$4,125 NZD
Brilliant Earth$4,204 NZD

45 data points across 13 retailers

13 retailers$953 NZD to $4,204 NZD

A
Cheapest Retailer
-
$953 NZD
A
Retailer 2
-
$1,167 NZD
View
A
Retailer 3
-
$1,476 NZD
View
A
Retailer 4
-
$1,618 NZD
View
B+
Retailer 5
-
$1,849 NZD
View
B+
Retailer 6
-
$1,896 NZD
View
A
Retailer 7
-
$1,916 NZD
View
Retailer 8
-
$2,147 NZD
View
Price last confirmed 8 days ago
B+
Retailer 9
-
$2,386 NZD
View
B+
Retailer 10
-
$2,720 NZD
View
B
Retailer 11
-
$3,214 NZD
View
Retailer 12
-
$4,125 NZD
View
Price last confirmed 8 days ago
Most Expensive
B
Brilliant Earth
19712353A · Nov 4
$4,204 NZD
$2,370 USD
View
12 more retailers have this diamond
Prices start from $953 NZDSave up to $3,252 NZD

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
$953 NZD