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Marquise|Lab Grown|IGI

4.00ct F SI1 Marquise Lab Grown Diamond

EX • F/SI1 • IGI LG666422765

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG666422765

Diamond specifications and retailer prices

From $1,737 CAD
$1,243 USD
As of November 2, 2026
1 retailer carries this diamond
Only listing: $1,737 CAD at B2C Jewels
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at B2C Jewels

About this 4ct lab-grown marquise diamond

This 4ct lab-grown marquise sits in the three to five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG666422765 or 666422765. Listed at a single retailer as of November 2, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. 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

4.00
Carat
F
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG666422765
Dimensions16.28 × 8.20 mm
L/W Ratio1.99
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.28 mm8.20 mm4.00 ctF / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG666422765
Side View
Table 60.0%Crown 35.3°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 62.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $1,737 CAD|Low: $1,670 CAD|High: $2,784 CAD|Avg: $2,081 CAD|-37.6%
September 23, 2026
B2C Jewels$1,737 CAD

4 data points across 1 retailer

1 retailer

B+
B2C Jewels
29982526 · Nov 2
$1,737 CAD
$1,243 USD
View

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.

B+
4.00ct Marquise
$1,737 CAD