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Round|Lab Grown|IGI

1.05ct E IF Round Lab Grown Diamond

EX • E/IF • IGI LG725520111

Shape and cutting style on the report: Round brilliant

Certificate IGI LG725520111

Diamond specifications and retailer prices

From $268 CAD
$191 USD
As of October 29, 2026
Save $1,628 CAD (86%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $1,896 CAD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 1.05ct lab-grown round diamond

This 1.05ct lab-grown round sits in the classic one-carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG725520111 or 725520111. Listed at 23 retailers as of October 28, 2026, with prices from $268 to $1,896, a $1,628 spread on the same certified stone. Brilliant Earth lists it at $1,896. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.05
Carat
E
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.5°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG725520111
Dimensions6.59 × 6.56 × 3.97 mm
L/W Ratio1.00
Girdle conditionFaceted
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
6.59 mm6.56 mm1.05 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG725520111
Side View
Table 59.0%Crown 31.5°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 60.3%

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 29
Current: $1,896 CAD|Low: $260 CAD|High: $1,896 CAD|Avg: $823 CAD
Brilliant Earth
Retailer 2
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Retailer 23
October 29, 2026
Retailer 5$268 CAD
Retailer 11$299 CAD
Retailer 23$310 CAD
Retailer 12$332 CAD
Retailer 14$332 CAD
Retailer 16$450 CAD
Retailer 7$538 CAD
Retailer 13$562 CAD
Retailer 17$570 CAD
Retailer 2$602 CAD
Retailer 4$700 CAD
Retailer 3$729 CAD
Retailer 9$774 CAD
Retailer 18$810 CAD
Retailer 21$846 CAD
Retailer 8$905 CAD
Retailer 6$1,066 CAD
Retailer 10$1,142 CAD
Retailer 20$1,306 CAD
Retailer 22$1,468 CAD
Retailer 19$1,554 CAD
Retailer 15$1,634 CAD
Brilliant Earth$1,896 CAD

41 data points across 23 retailers

23 retailers$268 CAD to $1,896 CAD

A
Cheapest Retailer
-
$268 CAD
$191 USD
A
Retailer 2
-
$299 CAD
$213 USD
View
Final sale: no returns
A
Retailer 3
-
$310 CAD
$221 USD
View
A
Retailer 4
-
$332 CAD
$236 USD
View
A
Retailer 5
-
$332 CAD
$236 USD
View
A
Retailer 6
-
$450 CAD
$320 USD
View
A
Retailer 7
-
$538 CAD
£302 GBP
View
Price last confirmed 12 days ago
A
Retailer 8
-
$562 CAD
€381 EUR
View
A
Retailer 9
-
$570 CAD
ZAR 6,553 ZAR
View
A
Retailer 10
-
$602 CAD
£337 GBP
View
A
Retailer 11
-
$700 CAD
$498 USD
View
A
Retailer 12
-
$729 CAD
A$798 AUD
View
B+
Retailer 13
-
$774 CAD
$551 USD
View
B+
Retailer 14
-
$810 CAD
A$887 AUD
View
B+
Retailer 15
-
$846 CAD
$602 USD
View
B+
Retailer 16
-
$905 CAD
SGD 871 SGD
View
B+
Retailer 17
-
$1,066 CAD
$759 USD
View
B+
Retailer 18
-
$1,142 CAD
$813 USD
View
B
Retailer 19
-
$1,306 CAD
£732 GBP
View
B
Retailer 20
-
$1,468 CAD
$1,045 USD
View
Price last confirmed 8 days ago
B+
Retailer 21
-
$1,554 CAD
£871 GBP
View
B
Retailer 22
-
$1,634 CAD
$1,163 USD
View
Most Expensive
B
Brilliant Earth
18208591A · Oct 28
$1,896 CAD
$1,350 USD
View
22 more retailers have this diamond
Prices start from $268 CADSave up to $1,628 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
1.05ct Round
$268 CAD