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Round|Lab Grown|IGI

1.05ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG818644805

Shape and cutting style on the report: Round brilliant

Certificate IGI LG818644805

Diamond specifications and retailer prices

From $294 CAD
$210 USD
As of October 29, 2026
Save $2,443 CAD (89%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $2,737 CAD at Queensmith · As of October 27, 2026
View at Queensmith

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 LG818644805 or 818644805. Listed at 24 retailers as of October 27, 2026, with prices from $294 to $2,737, a $2,443 spread on the same certified stone. Queensmith lists it at $2,737. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818644805
Dimensions6.56 × 6.60 × 3.95 mm
L/W Ratio1.01
Girdle conditionFaceted
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
6.56 mm6.60 mm1.05 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818644805
Side View
Table 60.0%Crown 33°Girdle: MediumPavilion 40.9°Culet: NoneDepth 60.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $670 CAD|Low: $283 CAD|High: $1,889 CAD|Avg: $803 CAD|+4.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 29, 2026
Retailer 2$294 CAD
Retailer 4$365 CAD
Retailer 3$493 CAD
Retailer 5$593 CAD
Retailer 7$610 CAD
Retailer 8$627 CAD
Retailer 1$670 CAD
Retailer 9$892 CAD
Retailer 12$943 CAD
Retailer 10$1,463 CAD
Retailer 6$1,470 CAD
Retailer 11$1,889 CAD

36 data points across 12 retailers

24 retailers$294 CAD to $2,737 CAD

A
Cheapest Retailer
-
$294 CAD
$210 USD
A
Retailer 2
-
$330 CAD
$236 USD
View
Final sale: no returns
A
Retailer 3
-
$342 CAD
$244 USD
View
A
Retailer 4
-
$365 CAD
$261 USD
View
A
Retailer 5
-
$365 CAD
$261 USD
View
A
Retailer 6
-
$412 CAD
HK$2,300 HKD
View
A
Retailer 7
-
$493 CAD
$352 USD
View
A
Retailer 8
-
$593 CAD
£333 GBP
View
A
Retailer 9
-
$610 CAD
€415 EUR
View
A
Retailer 10
-
$627 CAD
ZAR 7,237 ZAR
View
A
Retailer 11
-
$670 CAD
£377 GBP
View
A
Retailer 12
-
$696 CAD
$497 USD
View
A
Retailer 13
-
$708 CAD
$506 USD
View
B+
Retailer 14
-
$892 CAD
A$981 AUD
View
B+
Retailer 15
-
$943 CAD
$674 USD
View
B+
Retailer 16
-
$990 CAD
SGD 956 SGD
View
B+
Retailer 17
-
$1,173 CAD
$838 USD
View
B+
Retailer 18
-
$1,247 CAD
$891 USD
View
B+
Retailer 19
-
$1,248 CAD
$891 USD
View
B+
Retailer 20
-
$1,463 CAD
$1,045 USD
View
Price last confirmed 8 days ago
B+
Retailer 21
-
$1,470 CAD
£827 GBP
View
B
Retailer 22
-
$1,717 CAD
$1,227 USD
View
B
Retailer 23
-
$1,889 CAD
$1,350 USD
View
Price last confirmed 13 days ago
Most Expensive
B
Queensmith
LG818644805 · Oct 27
$2,737 CAD
£1,540 GBP
View
23 more retailers have this diamond
Prices start from $294 CADSave up to $2,443 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
$294 CAD