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Round|Lab Grown|IGI

1.63ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG665402740

Shape and cutting style on the report: Round brilliant

Certificate IGI LG665402740

Diamond specifications and retailer prices

From $323 CAD
$231 USD
As of October 30, 2026
Save $2,444 CAD (88%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $2,767 CAD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.63ct lab-grown round diamond

This 1.63ct lab-grown round 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 LG665402740 or 665402740. Listed at 13 retailers as of October 30, 2026, with prices from $323 to $2,767, a $2,444 spread on the same certified stone. Do Amore Diamonds lists it at $2,767. 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

1.63
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG665402740
Dimensions7.63 × 7.57 × 4.66 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type II
Top View
7.63 mm7.57 mm1.63 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG665402740
Side View
Table 55.0%Crown 33°Girdle: MediumPavilion 40.9°Culet: NoneDepth 61.3%

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 30
Current: $2,767 CAD|Low: $263 CAD|High: $2,767 CAD|Avg: $1,036 CAD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 31, 2026
Retailer 7$323 CAD
Retailer 9$527 CAD
Retailer 6$618 CAD
Retailer 8$721 CAD
Retailer 2$734 CAD
Retailer 3$1,020 CAD
Retailer 5$1,151 CAD
Retailer 4$1,587 CAD
Do Amore Diamonds$2,767 CAD

38 data points across 9 retailers

13 retailers$323 CAD to $2,767 CAD

A
Cheapest Retailer
-
$323 CAD
$231 USD
Final sale: no returns
Retailer 2
-
$356 CAD
$255 USD
View
Price last confirmed 31 days ago
A
Retailer 3
-
$356 CAD
$255 USD
View
A
Retailer 4
-
$527 CAD
$377 USD
View
B+
Retailer 5
-
$618 CAD
$442 USD
View
A
Retailer 6
-
$721 CAD
$516 USD
View
A
Retailer 7
-
$734 CAD
£414 GBP
View
Retailer 8
-
$1,020 CAD
$730 USD
View
Price last confirmed 12 days ago
B+
Retailer 9
-
$1,151 CAD
$824 USD
View
Retailer 10
-
$1,266 CAD
$906 USD
View
Price last confirmed 26 days ago
B
Retailer 11
-
$1,266 CAD
$906 USD
View
Retailer 12
-
$1,587 CAD
£894 GBP
View
Price last confirmed 12 days ago
Most Expensive
B
Do Amore Diamonds
27-037A0F266 · Oct 31
$2,767 CAD
$1,980 USD
View
12 more retailers have this diamond
Prices start from $323 CADSave up to $2,444 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
1.63ct Round
$323 CAD