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Radiant|Lab Grown|IGI

1.06ct D SI1 Radiant Lab Grown Diamond

VG • D/SI1 • IGI LG669481952

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

Certificate IGI LG669481952

Diamond specifications and retailer prices

From $629 CAD
$450 USD
As of October 30, 2026
Save $179 CAD (22%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $808 CAD at Diamond Quarter · As of October 31, 2026
View at Diamond Quarter

About this 1.06ct lab-grown radiant diamond

This 1.06ct lab-grown radiant sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG669481952 or 669481952. Listed at 2 retailers as of October 30, 2026, with prices from $629 to $808, a $179 spread on the same certified stone. Diamond Quarter lists it at $808. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.06
Carat
D
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.3°
Pavilion angle35.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG669481952
Dimensions7.19 × 5.03 × 3.37 mm
L/W Ratio1.43
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.19 mm5.03 mm1.06 ctD / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG669481952
Side View
Table 62.0%Crown 41.3°Girdle: MediumPavilion 35.5°Culet: NoneDepth 67.0%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $629 CAD|Low: $617 CAD|High: $904 CAD|Avg: $711 CAD|-30.4%
September 23, 2026
Retailer 1$629 CAD

4 data points across 1 retailer

2 retailers$629 CAD to $808 CAD

B+
Cheapest Retailer
-
$629 CAD
$450 USD
Most Expensive
B
Diamond Quarter
1.06SI1DLG52AC57N · Oct 31
$808 CAD
£455 GBP
View
1 more retailer has this diamond
Prices start from $629 CADSave up to $179 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+
1.06ct Radiant
$629 CAD