Marquise|Lab Grown|IGI

2.18ct E FL Marquise Lab Grown Diamond

EX • E/FL • IGI LG826639525

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG826639525

Diamond specifications and retailer prices

From $4,346 NZD
A$3,768 AUD
As of November 2, 2026
21 retailers carry this diamond
Most expensive: $11,994 NZD at Brilliant Earth · As of October 21, 2026
View at Brilliant Earth

About this 2.18ct lab-grown marquise diamond

This 2.18ct lab-grown marquise sits in the two to three carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG826639525 or 826639525. Listed at 21 retailers as of November 2, 2026. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

2.18
Carat
E
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG826639525
Dimensions13.85 × 6.59 × 4.11 mm
L/W Ratio2.10
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.85 mm6.59 mm2.18 ctE / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG826639525
Side View
Table 60.0%Crown 34.8°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 62.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 2
Current: $11,994 NZD|Low: $2,500 NZD|High: $16,093 NZD|Avg: $7,103 NZD
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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
October 22, 2026
Retailer 4$2,605 NZD
Retailer 9$2,834 NZD
Retailer 6$3,022 NZD
Retailer 19$3,023 NZD
Retailer 18$3,327 NZD
Retailer 7$4,346 NZD
Retailer 5$4,769 NZD
Retailer 2$4,813 NZD
Retailer 16$4,995 NZD
Retailer 12$5,484 NZD
Retailer 8$6,251 NZD
Retailer 3$7,800 NZD
Retailer 11$8,422 NZD
Retailer 14$8,511 NZD
Retailer 15$9,577 NZD
Retailer 10$11,102 NZD
Retailer 13$11,750 NZD
Brilliant Earth$11,994 NZD
Retailer 17$16,093 NZD

31 data points across 19 retailers

21 retailers

Retailer 1
-
$2,605 NZD
$1,468 USD
Price last confirmed 11 days ago
Retailer 2
-
$2,834 NZD
$1,597 USD
View
Price last confirmed 12 days ago
Retailer 3
-
$2,871 NZD
$1,618 USD
View
Price last confirmed 11 days ago
Retailer 4
-
$3,022 NZD
$1,703 USD
View
Price last confirmed 20 days ago
Retailer 5
-
$3,022 NZD
$1,703 USD
View
Price last confirmed 13 days ago
Retailer 6
-
$3,327 NZD
$1,875 USD
View
Price last confirmed 11 days ago
A
Retailer 7
-
$4,346 NZD
A$3,768 AUD
View
Retailer 8
-
$4,769 NZD
$2,688 USD
View
Price last confirmed 12 days ago
Retailer 9
-
$4,813 NZD
£2,136 GBP
View
Price last confirmed 11 days ago
Retailer 10
-
$5,484 NZD
$3,091 USD
View
Price last confirmed 11 days ago
Retailer 11
-
$6,251 NZD
$3,523 USD
View
Price last confirmed 13 days ago
Retailer 12
-
$6,895 NZD
£3,060 GBP
View
Price last confirmed 11 days ago
Retailer 13
-
$7,800 NZD
$4,396 USD
View
Price last confirmed 13 days ago
Retailer 14
-
$8,237 NZD
$4,643 USD
View
Price last confirmed 13 days ago
Retailer 15
-
$8,422 NZD
$4,747 USD
View
Price last confirmed 12 days ago
Retailer 16
-
$8,511 NZD
ZAR 77,490 ZAR
View
Price last confirmed 13 days ago
Retailer 17
-
$9,194 NZD
$5,182 USD
View
Price last confirmed 12 days ago
Retailer 18
-
$9,577 NZD
£4,250 GBP
View
Price last confirmed 12 days ago
Retailer 19
-
$11,102 NZD
$6,257 USD
View
Price last confirmed 11 days ago
Retailer 20
-
$11,750 NZD
$6,622 USD
View
Price last confirmed 11 days ago
Most Expensive
Brilliant Earth
21654140A · Oct 21
$11,994 NZD
$6,760 USD
View
Price last confirmed 11 days ago
20 more retailers have this diamond
Prices start from $4,346 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
2.18ct Marquise
$4,346 NZD