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Radiant|Lab Grown|IGI

1.15ct F SI1 Radiant Lab Grown Diamond

ID • F/SI1 • IGI LG618449442

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

Certificate IGI LG618449442

Diamond specifications and retailer prices

From $935 CAD
£523 GBP
As of November 5, 2026
1 retailer carries this diamond
Only listing: $935 CAD at Diamond Quarter
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 Diamond Quarter

About this 1.15ct lab-grown radiant diamond

This 1.15ct 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 LG618449442 or 618449442. Listed at a single retailer as of November 5, 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

1.15
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.9°
Pavilion angle34.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG618449442
Dimensions7.31 × 5.15 × 3.48 mm
L/W Ratio1.42
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
7.31 mm5.15 mm1.15 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG618449442
Side View
Table 64.0%Crown 40.9°Girdle: MediumPavilion 34.9°Culet: NoneDepth 67.6%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 5
Current: $385 CAD|Low: $385 CAD|High: $1,941 CAD|Avg: $826 CAD|-2.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
June 28, 2026
Retailer 1$385 CAD
Retailer 6$473 CAD
Retailer 4$613 CAD
Retailer 8$622 CAD
Retailer 7$661 CAD
Retailer 9$675 CAD
Retailer 3$751 CAD
Retailer 5$1,139 CAD
Retailer 2$1,899 CAD

63 data points across 9 retailers

1 retailer

B
Diamond Quarter
1.15SI1FLG42CAA3N · Nov 5
$935 CAD
£523 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
1.15ct Radiant
$935 CAD