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Round|Lab Grown|IGI

0.35ct I SI1 Round Lab Grown Diamond

EX • I/SI1 • IGI LG301858

Certificate IGI LG301858

Diamond specifications and retailer prices

From $538 CAD
$385 USD
As of October 29, 2026
Save $151 CAD (22%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $688 CAD at Fonder Diamond · As of October 29, 2026
View at Fonder Diamond

About this 0.35ct lab-grown round diamond

This 0.35ct lab-grown round sits in the sub-half-carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG301858 or 301858. Listed at 4 retailers as of October 29, 2026, with prices from $538 to $688, a $151 spread on the same certified stone. Fonder Diamond lists it at $688. 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

0.35
Carat
I
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginLab Grown
Grading LabIGI
CertificateIGI LG301858
Dimensions4.52 × 4.54 mm
L/W Ratio1.00
Top View
4.52 mm4.54 mm0.35 ctI / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI LG301858
Side View
Table 56.0%CrownGirdle: THN - STKPavilionCulet: NDepth 62.4%

Caratlytics Score

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B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $688 CAD|Low: $409 CAD|High: $825 CAD|Avg: $627 CAD|-0.4%
Fonder Diamond
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 13, 2026
Retailer 2$409 CAD
Retailer 4$538 CAD
Retailer 3$674 CAD
Fonder Diamond$688 CAD
Retailer 5$825 CAD

3 data points across 5 retailers

4 retailers$538 CAD to $688 CAD

B
Cheapest Retailer
-
$538 CAD
$385 USD
B
Retailer 2
-
$559 CAD
$400 USD
View
B
Retailer 3
-
$667 CAD
SGD 645 SGD
View
Most Expensive
B
Fonder Diamond
96911531 · Oct 29
$688 CAD
SGD 666 SGD
View
3 more retailers have this diamond
Prices start from $538 CADSave up to $151 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
0.35ct Round
$538 CAD