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Radiant|Lab Grown|IGI

1.74ct F SI1 Radiant Lab Grown Diamond

ID • F/SI1 • IGI LG618475819

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

Certificate IGI LG618475819

Diamond specifications and retailer prices

From $258 CAD
$185 USD
As of October 27, 2026
Save $2,214 CAD (90%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $2,473 CAD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.74ct lab-grown radiant diamond

This 1.74ct 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 LG618475819 or 618475819. Listed at 9 retailers as of October 27, 2026, with prices from $258 to $2,473, a $2,214 spread on the same certified stone. Do Amore Diamonds lists it at $2,473. 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

1.74
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.4°
Pavilion angle33.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG618475819
Dimensions8.57 × 5.82 × 3.92 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
8.57 mm5.82 mm1.74 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG618475819
Side View
Table 67.0%Crown 42.4°Girdle: MediumPavilion 33.6°Culet: NoneDepth 67.4%

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: $2,473 CAD|Low: $207 CAD|High: $2,570 CAD|Avg: $1,133 CAD|-3.8%
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 25, 2026
Retailer 10$258 CAD
Retailer 7$299 CAD
Retailer 13$300 CAD
Retailer 12$564 CAD
Retailer 5$604 CAD
Retailer 6$763 CAD
Retailer 8$1,087 CAD
Retailer 3$1,124 CAD
Retailer 14$1,126 CAD
Retailer 11$1,136 CAD
Retailer 9$1,390 CAD
Retailer 2$1,655 CAD
Do Amore Diamonds$2,473 CAD
Retailer 4$2,486 CAD

19 data points across 14 retailers

9 retailers$258 CAD to $2,473 CAD

A
Cheapest Retailer
-
$258 CAD
$185 USD
A
Retailer 2
-
$299 CAD
$214 USD
View
A
Retailer 3
-
$300 CAD
$215 USD
View
Final sale: no returns
B+
Retailer 4
-
$564 CAD
$404 USD
View
B+
Retailer 5
-
$1,087 CAD
$778 USD
View
B+
Retailer 6
-
$1,136 CAD
$813 USD
View
B+
Retailer 7
-
$1,390 CAD
$995 USD
View
B
Retailer 8
-
$1,655 CAD
£933 GBP
View
Most Expensive
B
Do Amore Diamonds
27-565C12CE8 · Oct 29
$2,473 CAD
$1,770 USD
View
8 more retailers have this diamond
Prices start from $258 CADSave up to $2,214 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
1.74ct Radiant
$258 CAD