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Princess|Lab Grown|IGI

1.56ct E SI1 Princess Lab Grown Diamond

ID • E/SI1 • IGI LG687538154

Shape and cutting style on the report: Princess cut

Certificate IGI LG687538154

Diamond specifications and retailer prices

From $339 CAD
$242 USD
As of October 27, 2026
Save $1,520 CAD (82%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,859 CAD at Reve Diamonds · As of October 28, 2026
View at Reve Diamonds

About this 1.56ct lab-grown princess diamond

This 1.56ct lab-grown princess sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG687538154 or 687538154. Listed at 18 retailers as of October 27, 2026, with prices from $339 to $1,859, a $1,520 spread on the same certified stone. Reve Diamonds lists it at $1,859. 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

1.56
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.3°
Pavilion angle38.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG687538154
Dimensions6.31 × 6.24 × 4.52 mm
L/W Ratio1.01
Culet sizePointed
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
6.31 mm6.24 mm1.56 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG687538154
Side View
Table 70.0%Crown 45.3°Girdle: MediumPavilion 38.5°Culet: NoneDepth 72.4%

Caratlytics Score

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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: $794 CAD|Low: $266 CAD|High: $1,859 CAD|Avg: $940 CAD|+5.2%
Retailer 1
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
Reve Diamonds
October 29, 2026
Retailer 4$339 CAD
Retailer 9$378 CAD
Retailer 12$393 CAD
Retailer 6$420 CAD
Retailer 16$420 CAD
Retailer 8$691 CAD
Retailer 2$708 CAD
Retailer 14$774 CAD
Retailer 10$789 CAD
Retailer 1$794 CAD
Retailer 15$1,103 CAD
Retailer 13$1,288 CAD
Retailer 3$1,351 CAD
Retailer 5$1,423 CAD
Retailer 7$1,554 CAD
Retailer 11$1,692 CAD
Reve Diamonds$1,859 CAD

43 data points across 17 retailers

18 retailers$339 CAD to $1,859 CAD

A
Cheapest Retailer
-
$339 CAD
$242 USD
A
Retailer 2
-
$378 CAD
$270 USD
View
Final sale: no returns
A
Retailer 3
-
$393 CAD
$281 USD
View
A
Retailer 4
-
$411 CAD
$294 USD
View
Price last confirmed 37 days ago
A
Retailer 5
-
$420 CAD
$300 USD
View
A
Retailer 6
-
$420 CAD
$300 USD
View
B+
Retailer 7
-
$691 CAD
$494 USD
View
B+
Retailer 8
-
$708 CAD
$506 USD
View
B+
Retailer 9
-
$774 CAD
$553 USD
View
B+
Retailer 10
-
$789 CAD
€537 EUR
View
B+
Retailer 11
-
$794 CAD
£447 GBP
View
B
Retailer 12
-
$1,103 CAD
$788 USD
View
B
Retailer 13
-
$1,288 CAD
$920 USD
View
B
Retailer 14
-
$1,351 CAD
$965 USD
View
B
Retailer 15
-
$1,423 CAD
$1,017 USD
View
B
Retailer 16
-
$1,554 CAD
$1,110 USD
View
B
Retailer 17
-
$1,692 CAD
£952 GBP
View
Most Expensive
B
Reve Diamonds
51455529F · Oct 28
$1,859 CAD
$1,328 USD
View
17 more retailers have this diamond
Prices start from $339 CADSave up to $1,520 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
1.56ct Princess
$339 CAD