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Round|Lab Grown|IGI

1.71ct I SI1 Round Lab Grown Diamond

ID • I/SI1 • IGI LG464198225

Shape and cutting style on the report: Round brilliant

Certificate IGI LG464198225

Diamond specifications and retailer prices

From $467 CAD
$334 USD
As of October 29, 2026
Save $3,689 CAD (89%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $4,157 CAD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.71ct lab-grown round diamond

This 1.71ct lab-grown round sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG464198225 or 464198225. Listed at 17 retailers as of October 29, 2026, with prices from $467 to $4,157, a $3,689 spread on the same certified stone. Do Amore Diamonds lists it at $4,157. 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

1.71
Carat
I
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG464198225
Dimensions7.65 × 7.70 × 4.75 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Chemical Vapor Deposition (CVD) laboratory grown diamond is classified as Type IIa.
Top View
7.65 mm7.70 mm1.71 ctI / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG464198225
Side View
Table 57.5%Crown 35.4°Girdle: MediumPavilion 41°Culet: NoneDepth 61.9%

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 29
Current: $4,157 CAD|Low: $467 CAD|High: $4,157 CAD|Avg: $1,439 CAD
Do Amore Diamonds
Retailer 2
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Retailer 7
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Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
October 30, 2026
Retailer 16$467 CAD
Retailer 14$543 CAD
Retailer 4$579 CAD
Retailer 13$579 CAD
Retailer 2$616 CAD
Retailer 12$686 CAD
Retailer 17$697 CAD
Retailer 15$1,055 CAD
Retailer 8$1,085 CAD
Retailer 11$1,089 CAD
Retailer 9$1,203 CAD
Retailer 5$1,701 CAD
Retailer 7$1,895 CAD
Retailer 3$2,057 CAD
Retailer 6$2,276 CAD
Retailer 10$2,513 CAD
Do Amore Diamonds$4,157 CAD

14 data points across 17 retailers

17 retailers$467 CAD to $4,157 CAD

A
Cheapest Retailer
-
$467 CAD
$334 USD
A
Retailer 2
-
$543 CAD
$388 USD
View
A
Retailer 3
-
$579 CAD
$414 USD
View
A
Retailer 4
-
$579 CAD
$414 USD
View
B+
Retailer 5
-
$616 CAD
$440 USD
View
A
Retailer 6
-
$686 CAD
$490 USD
View
A
Retailer 7
-
$697 CAD
$498 USD
View
A
Retailer 8
-
$1,055 CAD
$754 USD
View
A
Retailer 9
-
$1,085 CAD
$775 USD
View
A
Retailer 10
-
$1,089 CAD
£612 GBP
View
A
Retailer 11
-
$1,203 CAD
$860 USD
View
A
Retailer 12
-
$1,701 CAD
$1,215 USD
View
A
Retailer 13
-
$1,895 CAD
$1,354 USD
View
A
Retailer 14
-
$2,057 CAD
$1,470 USD
View
B+
Retailer 15
-
$2,276 CAD
$1,626 USD
View
B+
Retailer 16
-
$2,513 CAD
£1,414 GBP
View
Most Expensive
B
Do Amore Diamonds
27-C32A20587 · Oct 29
$4,157 CAD
$2,970 USD
View
16 more retailers have this diamond
Prices start from $467 CADSave up to $3,689 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 Round
$467 CAD