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Radiant|Lab Grown|IGI

1.61ct F SI1 Radiant Lab Grown Diamond

ID • F/SI1 • IGI LG572350932

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

Certificate IGI LG572350932

Diamond specifications and retailer prices

From $242 CAD
$173 USD
As of October 27, 2026
Save $2,078 CAD (90%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $2,320 CAD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.61ct lab-grown radiant diamond

This 1.61ct lab-grown radiant sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG572350932 or 572350932. Listed at 9 retailers as of October 27, 2026, with prices from $242 to $2,320, a $2,078 spread on the same certified stone. Do Amore Diamonds lists it at $2,320. 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

1.61
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle47.5°
Pavilion angle34.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG572350932
Dimensions8.16 × 5.73 × 3.87 mm
L/W Ratio1.42
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
8.16 mm5.73 mm1.61 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG572350932
Side View
Table 66.0%Crown 47.5°Girdle: MediumPavilion 34.9°Culet: NoneDepth 67.5%

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 27
Current: $2,320 CAD|Low: $240 CAD|High: $2,404 CAD|Avg: $998 CAD|-3.5%
Do Amore Diamonds
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 9$242 CAD
Retailer 7$281 CAD
Retailer 13$281 CAD
Retailer 11$534 CAD
Retailer 3$586 CAD
Retailer 4$748 CAD
Retailer 6$898 CAD
Retailer 14$971 CAD
Retailer 8$1,017 CAD
Retailer 10$1,063 CAD
Retailer 5$1,281 CAD
Retailer 12$1,467 CAD
Retailer 2$1,555 CAD
Do Amore Diamonds$2,320 CAD

19 data points across 14 retailers

9 retailers$242 CAD to $2,320 CAD

A
Cheapest Retailer
-
$242 CAD
$173 USD
A
Retailer 2
-
$281 CAD
$201 USD
View
A
Retailer 3
-
$281 CAD
$201 USD
View
Final sale: no returns
B+
Retailer 4
-
$534 CAD
$382 USD
View
Retailer 5
-
$1,017 CAD
$728 USD
View
Price last confirmed 7 days ago
B+
Retailer 6
-
$1,063 CAD
$761 USD
View
B
Retailer 7
-
$1,467 CAD
$1,050 USD
View
B
Retailer 8
-
$1,555 CAD
£876 GBP
View
Most Expensive
B
Do Amore Diamonds
27-5EE6C6595 · Oct 29
$2,320 CAD
$1,660 USD
View
8 more retailers have this diamond
Prices start from $242 CADSave up to $2,078 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
1.61ct Radiant
$242 CAD