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Radiant|Lab Grown|IGI

1.05ct F SI1 Radiant Lab Grown Diamond

EX • F/SI1 • IGI LG626421787

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG626421787

Diamond specifications and retailer prices

From $606 CAD
As of November 5, 2026
Save $107 CAD (15%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $713 CAD at MD Diamonds and Jewellers · As of November 5, 2026
View at MD Diamonds and Jewellers

About this 1.05ct lab-grown radiant diamond

This 1.05ct lab-grown radiant sits in the classic one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG626421787 or 626421787. Listed at 2 retailers as of November 5, 2026, with prices from $606 to $713, a $107 spread on the same certified stone. MD Diamonds and Jewellers lists it at $713. 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

1.05
Carat
F
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.1°
Pavilion angle34.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG626421787
Dimensions7.36 × 4.94 × 3.29 mm
L/W Ratio1.49
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
7.36 mm4.94 mm1.05 ctF / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG626421787
Side View
Table 65.0%Crown 43.1°Girdle: Slightly ThickPavilion 34.4°Culet: NoneDepth 66.6%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 5
Current: $713 CAD|Low: $606 CAD|High: $713 CAD|Avg: $691 CAD
MD Diamonds and Jewellers
Retailer 2
September 26, 2026
Retailer 2$606 CAD
MD Diamonds and Jewellers$713 CAD

4 data points across 2 retailers

2 retailers$606 CAD to $713 CAD

B+
Cheapest Retailer
-
$606 CAD
Most Expensive
B
MD Diamonds and Jewellers
LG626421787 · Nov 5
$713 CAD
£399 GBP
View
1 more retailer has this diamond
Prices start from $606 CADSave up to $107 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+
1.05ct Radiant
$606 CAD