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0.30ct H SI1 Round Lab Grown Diamond

EX • H/SI1 • IGI LG459129296

Shape and cutting style on the report: Round brilliant

Certificate IGI LG459129296

Diamond specifications and retailer prices

From $590 CAD
£332 GBP
As of October 29, 2026
1 retailer carries this diamond
Only listing: $590 CAD at MD Diamonds and Jewellers
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 MD Diamonds and Jewellers

About this 0.3ct lab-grown round diamond

This 0.3ct lab-grown round sits in the sub-half-carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG459129296 or 459129296. Listed at a single retailer as of October 29, 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

0.30
Carat
H
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle36.5°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG459129296
Dimensions4.25 × 4.26 × 2.65 mm
L/W Ratio1.00
Girdle conditionFaceted
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
4.25 mm4.26 mm0.30 ctH / SI1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG459129296
Side View
Table 61.0%Crown 36.5°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 62.4%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 29
Current: $590 CAD|Low: $590 CAD|High: $590 CAD|Avg: $590 CAD
December 30, 2025
MD Diamonds and Jewellers$590 CAD

3 data points across 1 retailer

1 retailer

B
MD Diamonds and Jewellers
LG459129296 · Oct 29
$590 CAD
£332 GBP
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
0.30ct Round
$590 CAD