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Radiant|Lab Grown|IGI

0.71ct E SI1 Radiant Lab Grown Diamond

GD • E/SI1 • IGI LG520299947

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

Certificate IGI LG520299947

Diamond specifications and retailer prices

From $183 CAD
$131 USD
As of October 27, 2026
Save $1,580 CAD (90%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,763 CAD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 0.71ct lab-grown radiant diamond

This 0.71ct lab-grown radiant sits in the half to three-quarter carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a standard cut grade and certified by IGI LG520299947 or 520299947. Listed at 17 retailers as of October 27, 2026, with prices from $183 to $1,763, a $1,580 spread on the same certified stone. Do Amore Diamonds lists it at $1,763. 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

0.71
Carat
E
Color
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle47.8°
Pavilion angle34.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG520299947
Dimensions6.35 × 4.32 × 2.97 mm
L/W Ratio1.47
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
6.35 mm4.32 mm0.71 ctE / SI1
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG520299947
Side View
Table 64.5%Crown 47.8°Girdle: Slightly ThickPavilion 34.5°Culet: NoneDepth 68.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 27
Current: $432 CAD|Low: $206 CAD|High: $1,189 CAD|Avg: $590 CAD|+4.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 29, 2026
Retailer 9$206 CAD
Retailer 4$329 CAD
Retailer 7$431 CAD
Retailer 1$432 CAD
Retailer 2$503 CAD
Retailer 8$519 CAD
Retailer 5$714 CAD
Retailer 6$774 CAD
Retailer 10$896 CAD
Retailer 3$1,182 CAD

38 data points across 10 retailers

17 retailers$183 CAD to $1,763 CAD

A
Cheapest Retailer
-
$183 CAD
$131 USD
B+
Retailer 2
-
$206 CAD
$147 USD
View
Final sale: no returns
B+
Retailer 3
-
$213 CAD
$152 USD
View
B+
Retailer 4
-
$228 CAD
$163 USD
View
B+
Retailer 5
-
$228 CAD
$163 USD
View
A
Retailer 6
-
$329 CAD
$235 USD
View
Price last confirmed 10 days ago
B+
Retailer 7
-
$431 CAD
$308 USD
View
B+
Retailer 8
-
$432 CAD
£243 GBP
View
B+
Retailer 9
-
$519 CAD
$371 USD
View
B+
Retailer 10
-
$714 CAD
$510 USD
View
B
Retailer 11
-
$774 CAD
$553 USD
View
B
Retailer 12
-
$809 CAD
$578 USD
View
B
Retailer 13
-
$861 CAD
£485 GBP
View
B
Retailer 14
-
$1,053 CAD
$752 USD
View
B
Retailer 15
-
$1,182 CAD
£665 GBP
View
C
Retailer 16
-
$1,369 CAD
$978 USD
View
Most Expensive
C
Do Amore Diamonds
27-A06538D53 · Oct 29
$1,763 CAD
$1,260 USD
View
16 more retailers have this diamond
Prices start from $183 CADSave up to $1,580 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.

A
0.71ct Radiant
$183 CAD