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Round|Lab Grown|IGI

1.18ct H VVS1 Round Lab Grown Diamond

ID • H/VVS1 • IGI LG455011431

Shape and cutting style on the report: Round brilliant

Certificate IGI LG455011431

Diamond specifications and retailer prices

From $545 CAD
As of November 3, 2026
Save $1,628 CAD (75%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $3,522 CAD at Do Amore Diamonds · As of November 3, 2026
View at Do Amore Diamonds

About this 1.18ct lab-grown round diamond

This 1.18ct lab-grown round sits in the classic one-carat band, graded H colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG455011431 or 455011431. Listed at 16 retailers as of November 3, 2026, with a 299% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.18
Carat
H
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG455011431
Dimensions6.78 × 6.76 × 4.21 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Chemical Vapor Deposition (CVD) laboratory grown diamond is classified as Type IIa.
Top View
6.78 mm6.76 mm1.18 ctH / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG455011431
Side View
Table 57.5%Crown 35°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 62.2%

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: Nov 3
Current: $3,522 CAD|Low: $349 CAD|High: $3,522 CAD|Avg: $1,093 CAD
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
November 4, 2026
Retailer 4$349 CAD
Retailer 5$386 CAD
Retailer 12$545 CAD
Retailer 13$713 CAD
Retailer 7$734 CAD
Retailer 14$809 CAD
Retailer 8$904 CAD
Retailer 10$935 CAD
Retailer 3$1,143 CAD
Retailer 2$1,333 CAD
Retailer 11$1,511 CAD
Retailer 6$1,755 CAD
Retailer 9$2,173 CAD
Do Amore Diamonds$3,522 CAD

33 data points across 14 retailers

16 retailers$545 CAD to $2,173 CAD

Retailer 1
-
$310 CAD
Price last confirmed 42 days ago
Retailer 2
-
$361 CAD
View
Price last confirmed 43 days ago
Retailer 3
-
$380 CAD
View
Price last confirmed 43 days ago
A
Retailer 4
-
$545 CAD
View
B+
Retailer 5
-
$713 CAD
View
B+
Retailer 6
-
$734 CAD
View
B
Retailer 7
-
$809 CAD
View
B+
Retailer 8
-
$904 CAD
View
B
Retailer 9
-
$935 CAD
View
B
Retailer 10
-
$1,143 CAD
View
B
Retailer 11
-
$1,333 CAD
View
Retailer 12
-
$1,367 CAD
View
Price last confirmed 44 days ago
B
Retailer 13
-
$1,511 CAD
View
B
Retailer 14
-
$1,755 CAD
View
B
Retailer 15
-
$2,173 CAD
View
Most Expensive
Do Amore Diamonds
27-EF5FE3A7E · Nov 3
$3,522 CAD
$2,520 USD
View
Price under review
15 more retailers have this diamond
Prices start from $545 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
1.18ct Round
$545 CAD