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Radiant|Lab Grown|IGI

1.71ct D FL Radiant Lab Grown Diamond

VG • D/FL • IGI LG800677445

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

Certificate IGI LG800677445

Diamond specifications and retailer prices

From $814 CAD
$583 USD
As of October 30, 2026
Save $6,771 CAD (89%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $7,585 CAD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.71ct lab-grown radiant diamond

This 1.71ct lab-grown radiant sits in the one-and-a-half to two carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a very-good cut grade and certified by IGI LG800677445 or 800677445. Listed at 14 retailers as of October 29, 2026, with prices from $814 to $7,585, a $6,771 spread on the same certified stone. Brilliant Earth lists it at $7,585. 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

1.71
Carat
D
Color
FL
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.9°
Pavilion angle36.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800677445
Dimensions8.21 × 5.84 × 4.15 mm
L/W Ratio1.41
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
8.21 mm5.84 mm1.71 ctD / FL
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800677445
Side View
Table 60.0%Crown 42.9°Girdle: Slightly ThickPavilion 36.4°Culet: NoneDepth 71.1%

Caratlytics Score

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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 30
Current: $7,585 CAD|Low: $772 CAD|High: $8,577 CAD|Avg: $3,104 CAD|-3.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
October 29, 2026
Retailer 7$814 CAD
Retailer 13$912 CAD
Retailer 6$1,081 CAD
Retailer 9$1,192 CAD
Retailer 4$1,215 CAD
Retailer 5$1,507 CAD
Retailer 8$1,552 CAD
Retailer 14$1,784 CAD
Retailer 11$2,506 CAD
Retailer 12$2,932 CAD
Retailer 2$4,417 CAD
Retailer 3$5,664 CAD
Retailer 10$7,236 CAD
Brilliant Earth$7,585 CAD

31 data points across 14 retailers

14 retailers$814 CAD to $7,585 CAD

A
Cheapest Retailer
-
$814 CAD
$583 USD
A
Retailer 2
-
$912 CAD
$653 USD
View
A
Retailer 3
-
$1,081 CAD
$774 USD
View
Final sale: no returns
A
Retailer 4
-
$1,192 CAD
$853 USD
View
A
Retailer 5
-
$1,215 CAD
$870 USD
View
A
Retailer 6
-
$1,507 CAD
$1,079 USD
View
A
Retailer 7
-
$1,552 CAD
$1,111 USD
View
B+
Retailer 8
-
$1,784 CAD
€1,216 EUR
View
Price last confirmed 7 days ago
B+
Retailer 9
-
$2,506 CAD
$1,794 USD
View
B
Retailer 10
-
$2,932 CAD
$2,099 USD
View
B
Retailer 11
-
$4,417 CAD
£2,490 GBP
View
B
Retailer 12
-
$5,664 CAD
$4,055 USD
View
B
Retailer 13
-
$7,236 CAD
$5,180 USD
View
Most Expensive
B
Brilliant Earth
20498003Y · Oct 29
$7,585 CAD
$5,430 USD
View
13 more retailers have this diamond
Prices start from $814 CADSave up to $6,771 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
1.71ct Radiant
$814 CAD