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Princess|Lab Grown|IGI

1.78ct D FL Princess Lab Grown Diamond

ID • D/FL • IGI LG830625275

Shape and cutting style on the report: Princess cut

Certificate IGI LG830625275

Diamond specifications and retailer prices

From $1,062 CAD
$760 USD
As of October 30, 2026
Save $8,367 CAD (89%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $9,429 CAD at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 1.78ct lab-grown princess diamond

This 1.78ct lab-grown princess sits in the one-and-a-half to two carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG830625275 or 830625275. Listed at 16 retailers as of October 30, 2026, with prices from $1,062 to $9,429, a $8,367 spread on the same certified stone. Do Amore Diamonds lists it at $9,429. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.78
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.3°
Pavilion angle37.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830625275
Dimensions6.83 × 6.60 × 4.60 mm
L/W Ratio1.03
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.83 mm6.60 mm1.78 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830625275
Side View
Table 67.0%Crown 41.3°Girdle: MediumPavilion 37.2°Culet: NoneDepth 69.7%

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: $9,429 CAD|Low: $1,062 CAD|High: $13,634 CAD|Avg: $4,763 CAD|-30.8%
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
October 30, 2026
Retailer 13$1,062 CAD
Retailer 7$1,421 CAD
Retailer 2$1,451 CAD
Retailer 14$1,675 CAD
Retailer 5$1,732 CAD
Retailer 12$1,992 CAD
Retailer 15$2,290 CAD
Retailer 18$2,306 CAD
Retailer 6$3,135 CAD
Retailer 4$3,369 CAD
Retailer 3$3,589 CAD
Retailer 17$4,849 CAD
Retailer 16$5,122 CAD
Retailer 8$5,162 CAD
Retailer 11$6,565 CAD
Retailer 9$6,567 CAD
Do Amore Diamonds$9,429 CAD
Retailer 10$10,535 CAD

33 data points across 18 retailers

16 retailers$1,062 CAD to $9,429 CAD

A
Cheapest Retailer
-
$1,062 CAD
$760 USD
A
Retailer 2
-
$1,421 CAD
$1,017 USD
View
A
Retailer 3
-
$1,451 CAD
$1,039 USD
View
A
Retailer 4
-
$1,675 CAD
$1,199 USD
View
A
Retailer 5
-
$1,732 CAD
$1,240 USD
View
A
Retailer 6
-
$1,992 CAD
$1,426 USD
View
A
Retailer 7
-
$2,076 CAD
$1,486 USD
View
A
Retailer 8
-
$2,290 CAD
€1,561 EUR
View
B+
Retailer 9
-
$3,135 CAD
$2,244 USD
View
B+
Retailer 10
-
$3,369 CAD
$2,412 USD
View
B+
Retailer 11
-
$3,589 CAD
$2,569 USD
View
B+
Retailer 12
-
$4,849 CAD
$3,471 USD
View
B+
Retailer 13
-
$5,122 CAD
£2,887 GBP
View
Retailer 14
-
$5,162 CAD
$3,695 USD
View
Price last confirmed 12 days ago
B
Retailer 15
-
$6,565 CAD
$4,700 USD
View
Most Expensive
B
Do Amore Diamonds
27-A12EBBE9A · Oct 30
$9,429 CAD
$6,750 USD
View
15 more retailers have this diamond
Prices start from $1,062 CADSave up to $8,367 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
1.78ct Princess
$1,062 CAD