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Marquise|Lab Grown|IGI

2.10ct E SI1 Marquise Lab Grown Diamond

EX • E/SI1 • IGI LG840661558

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG840661558

Diamond specifications and retailer prices

From $504 NZD
$284 USD
As of October 31, 2026
Save $2,184 NZD (81%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $2,688 NZD at Rare Carat · As of October 25, 2026
View at Rare Carat

About this 2.1ct lab-grown marquise diamond

This 2.1ct lab-grown marquise sits in the two to three carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG840661558 or 840661558. Listed at 3 retailers as of October 25, 2026, with prices from $504 to $2,688, a $2,184 spread on the same certified stone. Rare Carat lists it at $2,688. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

2.10
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840661558
Dimensions13.56 × 6.54 × 4.17 mm
L/W Ratio2.07
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.56 mm6.54 mm2.10 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840661558
Side View
Table 59.0%Crown 35.2°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 63.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 31
Current: $2,688 NZD|Low: $504 NZD|High: $2,715 NZD|Avg: $1,557 NZD|-1.0%
Rare Carat
Retailer 2
Retailer 3
October 31, 2026
Retailer 3$504 NZD
Retailer 2$1,108 NZD
Rare Carat$2,688 NZD

27 data points across 3 retailers

3 retailers$504 NZD to $2,688 NZD

A
Cheapest Retailer
-
$504 NZD
$284 USD
Final sale: no returns
A
Retailer 2
-
$1,108 NZD
£492 GBP
View
Most Expensive
B
Rare Carat
840661558 · Oct 25
$2,688 NZD
$1,515 USD
View
2 more retailers have this diamond
Prices start from $504 NZDSave up to $2,184 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
2.10ct Marquise
$504 NZD