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Oval|Lab Grown|IGI

1.56ct E SI1 Oval Lab Grown Diamond

ID • E/SI1 • IGI LG625447976

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG625447976

Diamond specifications and retailer prices

From $260 CAD
$186 USD
As of October 29, 2026
Save $1,249 CAD (83%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,509 CAD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.56ct lab-grown oval diamond

This 1.56ct lab-grown oval 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 LG625447976 or 625447976. Listed at 14 retailers as of October 29, 2026, with prices from $260 to $1,509, a $1,249 spread on the same certified stone. Brilliant Earth lists it at $1,509. 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 angle35.4°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG625447976
Dimensions9.69 × 6.47 × 4.02 mm
L/W Ratio1.50
Girdle conditionFaceted
Culet sizePointed
Top View
9.69 mm6.47 mm1.56 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG625447976
Side View
Table 59.0%Crown 35.4°Girdle: MediumPavilion 40.9°Culet: NoneDepth 62.1%

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 29
Current: $1,509 CAD|Low: $249 CAD|High: $1,565 CAD|Avg: $746 CAD|-3.6%
Brilliant Earth
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 30, 2026
Retailer 6$260 CAD
Retailer 9$300 CAD
Retailer 3$321 CAD
Retailer 14$321 CAD
Retailer 13$414 CAD
Retailer 4$567 CAD
Retailer 2$582 CAD
Retailer 11$606 CAD
Retailer 12$664 CAD
Retailer 15$791 CAD
Retailer 5$1,034 CAD
Retailer 7$1,092 CAD
Retailer 10$1,264 CAD
Retailer 8$1,506 CAD
Brilliant Earth$1,509 CAD

39 data points across 15 retailers

14 retailers$260 CAD to $1,509 CAD

A
Cheapest Retailer
-
$260 CAD
$186 USD
A
Retailer 2
-
$300 CAD
$215 USD
View
A
Retailer 3
-
$321 CAD
$230 USD
View
A
Retailer 4
-
$321 CAD
$230 USD
View
Retailer 5
-
$414 CAD
£233 GBP
View
Price last confirmed 13 days ago
B+
Retailer 6
-
$567 CAD
$406 USD
View
A
Retailer 7
-
$582 CAD
£328 GBP
View
A
Retailer 8
-
$664 CAD
$475 USD
View
B+
Retailer 9
-
$791 CAD
$566 USD
View
B+
Retailer 10
-
$1,034 CAD
$740 USD
View
B
Retailer 11
-
$1,092 CAD
$782 USD
View
B
Retailer 12
-
$1,264 CAD
$905 USD
View
B
Retailer 13
-
$1,506 CAD
£849 GBP
View
Most Expensive
B
Brilliant Earth
9465956A · Oct 29
$1,509 CAD
$1,080 USD
View
13 more retailers have this diamond
Prices start from $260 CADSave up to $1,249 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 Oval
$260 CAD