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Marquise|Lab Grown|IGI

1.30ct D FL Marquise Lab Grown Diamond

EX • D/FL • IGI LG790611713

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG790611713

Diamond specifications and retailer prices

From $743 NZD
As of November 4, 2026
Save $3,603 NZD (83%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $4,346 NZD at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 1.3ct lab-grown marquise diamond

This 1.3ct 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 LG790611713 or 790611713. Listed at 22 retailers as of November 4, 2026, with prices from $743 to $4,346, a $3,603 spread on the same certified stone. Brilliant Earth lists it at $4,346. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.30
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG790611713
Dimensions11.37 × 5.73 × 3.59 mm
L/W Ratio1.98
Girdle conditionFaceted
Culet sizePointed
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
11.37 mm5.73 mm1.30 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG790611713
Side View
Table 59.0%Crown 35.2°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 62.7%

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: Nov 4
Current: $4,346 NZD|Low: $743 NZD|High: $6,901 NZD|Avg: $2,534 NZD|-37.0%
Brilliant Earth
Retailer 2
Retailer 3
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Retailer 22
November 4, 2026
Retailer 16$743 NZD
Retailer 9$830 NZD
Retailer 18$832 NZD
Retailer 4$921 NZD
Retailer 14$972 NZD
Retailer 8$1,022 NZD
Retailer 22$1,180 NZD
Retailer 3$1,332 NZD
Retailer 20$1,453 NZD
Retailer 2$1,501 NZD
Retailer 12$1,542 NZD
Retailer 17$1,588 NZD
Retailer 6$1,652 NZD
Retailer 13$2,583 NZD
Retailer 11$2,675 NZD
Retailer 10$2,929 NZD
Retailer 5$2,959 NZD
Retailer 7$3,019 NZD
Retailer 21$3,355 NZD
Retailer 19$3,381 NZD
Retailer 15$3,965 NZD
Brilliant Earth$4,346 NZD

34 data points across 22 retailers

22 retailers$743 NZD to $4,346 NZD

A
Cheapest Retailer
-
$743 NZD
A
Retailer 2
-
$830 NZD
View
Final sale: no returns
A
Retailer 3
-
$832 NZD
View
A
Retailer 4
-
$921 NZD
View
Retailer 5
-
$972 NZD
View
Price last confirmed 10 days ago
A
Retailer 6
-
$1,022 NZD
View
A
Retailer 7
-
$1,180 NZD
View
A
Retailer 8
-
$1,332 NZD
View
A
Retailer 9
-
$1,453 NZD
View
A
Retailer 10
-
$1,501 NZD
View
Retailer 11
-
$1,542 NZD
View
Price last confirmed 8 days ago
A
Retailer 12
-
$1,588 NZD
View
A
Retailer 13
-
$1,652 NZD
View
B+
Retailer 14
-
$2,583 NZD
View
B+
Retailer 15
-
$2,675 NZD
View
B+
Retailer 16
-
$2,929 NZD
View
B+
Retailer 17
-
$2,959 NZD
View
B+
Retailer 18
-
$3,019 NZD
View
B+
Retailer 19
-
$3,355 NZD
View
B+
Retailer 20
-
$3,381 NZD
View
Retailer 21
-
$3,965 NZD
View
Price last confirmed 7 days ago
Most Expensive
B
Brilliant Earth
19074344A · Nov 4
$4,346 NZD
$2,450 USD
View
21 more retailers have this diamond
Prices start from $743 NZDSave up to $3,603 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
1.30ct Marquise
$743 NZD