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Round|Lab Grown|IGI

3.58ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG681558022

Shape and cutting style on the report: Round brilliant

Certificate IGI LG681558022

Diamond specifications and retailer prices

From $529 CAD
$379 USD
As of October 29, 2026
Save $1,583 CAD (75%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $2,665 CAD at Michael Trio · As of October 13, 2026
View at Michael Trio

About this 3.58ct lab-grown round diamond

This 3.58ct lab-grown round 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 LG681558022 or 681558022. Listed at 9 retailers as of October 29, 2026, with a 299% 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

3.58
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG681558022
Dimensions9.83 × 9.77 × 6.04 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
HEARTS & ARROWS This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.83 mm9.77 mm3.58 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG681558022
Side View
Table 57.0%Crown 35.3°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 61.7%

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: Oct 29
Current: $2,665 CAD|Low: $529 CAD|High: $2,737 CAD|Avg: $1,600 CAD|+0.9%
Michael Trio
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 30, 2026
Retailer 12$529 CAD
Retailer 10$594 CAD
Retailer 2$917 CAD
Retailer 6$1,056 CAD
Retailer 13$1,125 CAD
Retailer 5$1,518 CAD
Retailer 4$1,569 CAD
Retailer 3$1,763 CAD
Retailer 9$1,843 CAD
Retailer 7$1,844 CAD
Retailer 11$2,112 CAD
Retailer 8$2,581 CAD
Michael Trio$2,665 CAD

40 data points across 13 retailers

9 retailers$529 CAD to $2,112 CAD

A
Cheapest Retailer
-
$529 CAD
$379 USD
A
Retailer 2
-
$594 CAD
$425 USD
View
A
Retailer 3
-
$917 CAD
£517 GBP
View
A
Retailer 4
-
$1,056 CAD
€720 EUR
View
B+
Retailer 5
-
$1,843 CAD
$1,319 USD
View
B+
Retailer 6
-
$1,844 CAD
$1,320 USD
View
B+
Retailer 7
-
$2,112 CAD
$1,512 USD
View
Retailer 8
-
$2,581 CAD
£1,455 GBP
View
Price last confirmed 10 days ago
Most Expensive
Michael Trio
3651762890 · Oct 13
$2,665 CAD
SGD 2,578 SGD
View
Price last confirmed 18 days ago
8 more retailers have this diamond
Prices start from $529 CADSave up to $1,583 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
3.58ct Round
$529 CAD