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Round|Lab Grown|IGI

1.71ct I SI1 Round Lab Grown Diamond

ID • I/SI1 • IGI LG447099869

Shape and cutting style on the report: Round brilliant

Certificate IGI LG447099869

Diamond specifications and retailer prices

From $1,369 CAD
$980 USD
As of October 30, 2026
Save $5,851 CAD (81%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $7,220 CAD at MOH London · As of October 29, 2026
View at MOH London

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 LG447099869 or 447099869. Listed at 12 retailers as of October 29, 2026, with prices from $1,369 to $7,220, a $5,851 spread on the same certified stone. MOH London lists it at $7,220. 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 angle35.9°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG447099869
Dimensions7.66 × 7.61 × 4.73 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
7.66 mm7.61 mm1.71 ctI / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG447099869
Side View
Table 56.0%Crown 35.9°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 62.0%

Caratlytics Score

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

Price History

Last verified: Oct 30
Current: $7,220 CAD|Low: $1,369 CAD|High: $7,268 CAD|Avg: $3,320 CAD|+0.5%
MOH London
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 30, 2026
Retailer 2$1,369 CAD
Retailer 9$2,168 CAD
Retailer 12$2,358 CAD
Retailer 14$2,426 CAD
Retailer 3$2,514 CAD
Retailer 10$2,514 CAD
Retailer 4$2,752 CAD
Retailer 6$2,819 CAD
Retailer 5$3,400 CAD
Retailer 11$3,957 CAD
Retailer 8$4,446 CAD
Retailer 7$4,562 CAD
Retailer 13$4,713 CAD
MOH London$7,220 CAD

21 data points across 14 retailers

12 retailers$1,369 CAD to $7,220 CAD

A
Cheapest Retailer
-
$1,369 CAD
$980 USD
B+
Retailer 2
-
$2,168 CAD
$1,552 USD
View
B+
Retailer 3
-
$2,358 CAD
$1,688 USD
View
B+
Retailer 4
-
$2,426 CAD
$1,737 USD
View
Final sale: no returns
B+
Retailer 5
-
$2,514 CAD
$1,800 USD
View
Retailer 6
-
$2,514 CAD
$1,800 USD
View
Price last confirmed 18 days ago
B+
Retailer 7
-
$2,752 CAD
$1,970 USD
View
B
Retailer 8
-
$3,957 CAD
$2,833 USD
View
B
Retailer 9
-
$4,446 CAD
$3,183 USD
View
B
Retailer 10
-
$4,562 CAD
£2,571 GBP
View
B
Retailer 11
-
$4,713 CAD
$3,374 USD
View
Most Expensive
B
MOH London
LG447099869 · Oct 29
$7,220 CAD
£4,070 GBP
View
11 more retailers have this diamond
Prices start from $1,369 CADSave up to $5,851 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
$1,369 CAD