CaratHunter
Plans
Cushion|Lab Grown|IGI

3.20ct F SI1 Cushion Lab Grown Diamond

ID • F/SI1 • IGI LG685590243

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG685590243

Diamond specifications and retailer prices

From $684 CAD
As of November 6, 2026
Save $2,995 CAD (81%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $3,678 CAD at Rare Carat · As of November 1, 2026
View at Rare Carat

About this 3.2ct lab-grown cushion diamond

This 3.2ct lab-grown cushion 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 LG685590243 or 685590243. Listed at 10 retailers as of November 1, 2026, with prices from $684 to $3,678, a $2,995 spread on the same certified stone. Rare Carat lists it at $3,678. 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

3.20
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.4°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG685590243
Dimensions8.78 × 8.63 × 5.60 mm
L/W Ratio1.02
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.78 mm8.63 mm3.20 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG685590243
Side View
Table 64.0%Crown 37.4°Girdle: MED-STKPavilion 39.2°Culet: NoneDepth 64.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $3,678 CAD|Low: $684 CAD|High: $7,314 CAD|Avg: $2,279 CAD
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 10$684 CAD
Retailer 5$740 CAD
Retailer 8$823 CAD
Retailer 12$978 CAD
Retailer 2$983 CAD
Retailer 9$1,062 CAD
Retailer 6$1,082 CAD
Retailer 11$1,556 CAD
Retailer 7$2,369 CAD
Rare Carat$3,678 CAD
Retailer 3$5,678 CAD
Retailer 4$7,314 CAD

10 data points across 12 retailers

10 retailers$684 CAD to $3,678 CAD

A
Cheapest Retailer
-
$684 CAD
A
Retailer 2
-
$740 CAD
View
A
Retailer 3
-
$823 CAD
View
B+
Retailer 4
-
$978 CAD
View
A
Retailer 5
-
$983 CAD
View
A
Retailer 6
-
$1,062 CAD
View
A
Retailer 7
-
$1,082 CAD
View
A
Retailer 8
-
$1,556 CAD
View
B+
Retailer 9
-
$2,369 CAD
View
Most Expensive
B
Rare Carat
KI2435902KF685 · Nov 1
$3,678 CAD
$2,615 USD
View
9 more retailers have this diamond
Prices start from $684 CADSave up to $2,995 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
3.20ct Cushion
$684 CAD