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Marquise|Lab Grown|IGI

1.09ct E IF Marquise Lab Grown Diamond

ID • E/IF • IGI LG689562578

Shape and cutting style on the report: Marquise modified brilliant

Certificate IGI LG689562578

Diamond specifications and retailer prices

From $451 NZD
As of November 4, 2026
Save $2,193 NZD (83%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $2,643 NZD at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 1.09ct lab-grown marquise diamond

This 1.09ct lab-grown marquise sits in the classic one-carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG689562578 or 689562578. Listed at 22 retailers as of November 4, 2026, with prices from $451 to $2,643, a $2,193 spread on the same certified stone. Brilliant Earth lists it at $2,643. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.09
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle32.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG689562578
Dimensions9.73 × 5.08 × 3.34 mm
L/W Ratio1.92
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.73 mm5.08 mm1.09 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG689562578
Side View
Table 57.0%Crown 33°Girdle: MED-STKPavilion 32.2°Culet: NoneDepth 65.7%

Caratlytics Score

How it works →
A
Excellent
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 4
Current: $2,643 NZD|Low: $451 NZD|High: $3,229 NZD|Avg: $1,353 NZD|-18.1%
Brilliant Earth
Retailer 2
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Retailer 21
November 5, 2026
Retailer 4$451 NZD
Retailer 8$504 NZD
Retailer 12$523 NZD
Retailer 19$559 NZD
Retailer 21$559 NZD
Retailer 10$754 NZD
Retailer 3$843 NZD
Retailer 18$956 NZD
Retailer 16$963 NZD
Retailer 5$995 NZD
Retailer 2$1,054 NZD
Retailer 6$1,167 NZD
Retailer 17$1,329 NZD
Retailer 15$1,368 NZD
Retailer 11$1,641 NZD
Retailer 20$1,797 NZD
Retailer 7$1,886 NZD
Retailer 14$1,960 NZD
Retailer 13$2,232 NZD
Retailer 9$2,422 NZD
Brilliant Earth$2,643 NZD

32 data points across 21 retailers

22 retailers$451 NZD to $2,643 NZD

A
Cheapest Retailer
-
$451 NZD
A
Retailer 2
-
$504 NZD
View
Final sale: no returns
A
Retailer 3
-
$523 NZD
View
Retailer 4
-
$559 NZD
View
Price last confirmed 11 days ago
A
Retailer 5
-
$559 NZD
View
A
Retailer 6
-
$754 NZD
View
A
Retailer 7
-
$843 NZD
View
Retailer 8
-
$956 NZD
View
Price last confirmed 9 days ago
A
Retailer 9
-
$963 NZD
View
A
Retailer 10
-
$995 NZD
View
A
Retailer 11
-
$1,054 NZD
View
A
Retailer 12
-
$1,167 NZD
View
B+
Retailer 13
-
$1,329 NZD
View
B+
Retailer 14
-
$1,368 NZD
View
Retailer 15
-
$1,412 NZD
View
Price last confirmed 10 days ago
B+
Retailer 16
-
$1,641 NZD
View
B+
Retailer 17
-
$1,797 NZD
View
B+
Retailer 18
-
$1,886 NZD
View
B+
Retailer 19
-
$1,960 NZD
View
B+
Retailer 20
-
$2,232 NZD
View
B
Retailer 21
-
$2,422 NZD
View
Most Expensive
B
Brilliant Earth
15473140A · Nov 4
$2,643 NZD
$1,490 USD
View
21 more retailers have this diamond
Prices start from $451 NZDSave up to $2,193 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
1.09ct Marquise
$451 NZD