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3.55ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG632401238

Shape and cutting style on the report: Round brilliant

Certificate IGI LG632401238

Diamond specifications and retailer prices

From $1,800 CAD
As of October 30, 2026
Save $581 CAD (24%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $2,380 CAD at The Diamond Guys · As of October 30, 2026
View at The Diamond Guys

About this 3.55ct lab-grown round diamond

This 3.55ct lab-grown round sits in the three to five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG632401238 or 632401238. Listed at 2 retailers as of October 30, 2026, with prices from $1,800 to $2,380, a $581 spread on the same certified stone. The Diamond Guys lists it at $2,380. 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

3.55
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG632401238
Dimensions9.87 × 9.84 × 5.97 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
9.87 mm9.84 mm3.55 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG632401238
Side View
Table 58.0%Crown 34.1°Girdle: MediumPavilion 40.7°Culet: NoneDepth 60.6%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 30
Current: $977 CAD|Low: $365 CAD|High: $4,889 CAD|Avg: $2,073 CAD|-15.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
The Diamond Guys
September 16, 2026
Retailer 6$631 CAD
Retailer 3$884 CAD
Retailer 1$977 CAD
Retailer 5$1,171 CAD
Retailer 2$1,257 CAD
Retailer 11$1,554 CAD
Retailer 4$1,734 CAD
Retailer 7$1,800 CAD
Retailer 9$2,072 CAD
Retailer 12$2,368 CAD
The Diamond Guys$2,380 CAD
Retailer 10$2,992 CAD
Retailer 8$3,702 CAD

61 data points across 13 retailers

2 retailers$1,800 CAD to $2,380 CAD

B+
Cheapest Retailer
-
$1,800 CAD
Most Expensive
B
The Diamond Guys
1954434268 · Oct 30
$2,380 CAD
$1,704 USD
View
1 more retailer has this diamond
Prices start from $1,800 CADSave up to $581 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.

B+
3.55ct Round
$1,800 CAD