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Marquise|Lab Grown|IGI

0.28ct E SI1 Marquise Lab Grown Diamond

ID • E/SI1 • IGI LG782654268

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG782654268

Diamond specifications and retailer prices

From $168 CAD
$120 USD
As of October 30, 2026
Save $310 CAD (65%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $478 CAD at Taylor and Hart · As of October 29, 2026
View at Taylor and Hart

About this 0.28ct lab-grown marquise diamond

This 0.28ct lab-grown marquise sits in the sub-half-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG782654268 or 782654268. Listed at 3 retailers as of October 29, 2026, with prices from $168 to $478, a $310 spread on the same certified stone. Taylor and Hart lists it at $478. 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

0.28
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle32.7°
Pavilion angle38.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG782654268
Dimensions6.76 × 3.37 × 2.02 mm
L/W Ratio2.01
Girdle conditionFaceted
Culet sizeNone
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.76 mm3.37 mm0.28 ctE / SI1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG782654268
Side View
Table 56.0%Crown 32.7°Girdle: MED-VTKPavilion 38.5°Culet: NoneDepth 59.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $438 CAD|Low: $168 CAD|High: $478 CAD|Avg: $368 CAD|+1.3%
Retailer 1
Retailer 2
Taylor and Hart
September 23, 2026
Retailer 2$168 CAD
Retailer 1$438 CAD
Taylor and Hart$478 CAD

3 data points across 3 retailers

3 retailers$168 CAD to $478 CAD

A
Cheapest Retailer
-
$168 CAD
$120 USD
B
Retailer 2
-
$438 CAD
$313 USD
View
Most Expensive
B
Taylor and Hart
4MZ79L0 · Oct 29
$478 CAD
$341 USD
View
2 more retailers have this diamond
Prices start from $168 CADSave up to $310 CAD

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
0.28ct Marquise
$168 CAD