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Marquise|Lab Grown|IGI

2.10ct E SI1 Marquise Lab Grown Diamond

EX • E/SI1 • IGI LG839691398

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG839691398

Diamond specifications and retailer prices

From $410 AUD
As of November 4, 2026
Save $481 AUD (54%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $2,164 AUD at Rare Carat · As of October 28, 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 LG839691398 or 839691398. Listed at 3 retailers as of November 4, 2026, with a 117% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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 angle35.6°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839691398
Dimensions13.31 × 6.72 × 4.17 mm
L/W Ratio1.98
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.31 mm6.72 mm2.10 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839691398
Side View
Table 62.0%Crown 35.6°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 62.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: $2,164 AUD|Low: $410 AUD|High: $2,164 AUD|Avg: $1,111 AUD
Rare Carat
Retailer 2
Retailer 3
November 4, 2026
Retailer 3$410 AUD
Retailer 2$891 AUD
Rare Carat$2,164 AUD

31 data points across 3 retailers

3 retailers$410 AUD to $891 AUD

A
Cheapest Retailer
-
$410 AUD
Final sale: no returns
A
Retailer 2
-
$891 AUD
View
Most Expensive
Rare Carat
839691398 · Oct 28
$2,164 AUD
$1,515 USD
View
Price last confirmed 8 days ago
2 more retailers have this diamond
Prices start from $410 AUDSave up to $481 AUD

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
$410 AUD