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Radiant|Lab Grown|IGI

1.70ct F SI1 Radiant Lab Grown Diamond

GD • F/SI1 • IGI LG561254694

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

Certificate IGI LG561254694

Diamond specifications and retailer prices

From $253 CAD
$181 USD
As of October 27, 2026
Save $2,178 CAD (90%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $2,431 CAD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.7ct lab-grown radiant diamond

This 1.7ct 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 standard cut grade and certified by IGI LG561254694 or 561254694. Listed at 10 retailers as of October 27, 2026, with prices from $253 to $2,431, a $2,178 spread on the same certified stone. Do Amore Diamonds lists it at $2,431. 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

1.70
Carat
F
Color
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.5°
Pavilion angle36.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG561254694
Dimensions8.33 × 5.86 × 3.98 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
8.33 mm5.86 mm1.70 ctF / SI1
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG561254694
Side View
Table 63.0%Crown 42.5°Girdle: MediumPavilion 36.2°Culet: NoneDepth 67.9%

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 27
Current: $2,431 CAD|Low: $253 CAD|High: $3,059 CAD|Avg: $1,140 CAD|-3.9%
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
Retailer 15
October 29, 2026
Retailer 11$253 CAD
Retailer 8$293 CAD
Retailer 14$295 CAD
Retailer 10$555 CAD
Retailer 3$590 CAD
Retailer 4$754 CAD
Retailer 7$940 CAD
Retailer 9$1,066 CAD
Retailer 15$1,077 CAD
Retailer 12$1,113 CAD
Retailer 2$1,629 CAD
Retailer 6$1,676 CAD
Retailer 13$1,732 CAD
Retailer 5$1,970 CAD
Do Amore Diamonds$2,431 CAD

17 data points across 15 retailers

10 retailers$253 CAD to $2,431 CAD

A
Cheapest Retailer
-
$253 CAD
$181 USD
A
Retailer 2
-
$293 CAD
$210 USD
View
B+
Retailer 3
-
$295 CAD
$211 USD
View
Final sale: no returns
B+
Retailer 4
-
$555 CAD
$397 USD
View
B
Retailer 5
-
$1,066 CAD
$763 USD
View
B
Retailer 6
-
$1,113 CAD
$797 USD
View
B
Retailer 7
-
$1,629 CAD
£918 GBP
View
B
Retailer 8
-
$1,732 CAD
$1,240 USD
View
B
Retailer 9
-
$1,970 CAD
$1,410 USD
View
Most Expensive
B
Do Amore Diamonds
27-05C91399C · Oct 29
$2,431 CAD
$1,740 USD
View
9 more retailers have this diamond
Prices start from $253 CADSave up to $2,178 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
1.70ct Radiant
$253 CAD