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Round|Lab Grown|IGI

1.27ct D VS1 Round Lab Grown Diamond

ID • D/VS1 • IGI LG811636270

Shape and cutting style on the report: Round brilliant

Certificate IGI LG811636270

Diamond specifications and retailer prices

From $303 CAD
As of November 4, 2026
Save $1,341 CAD (82%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $2,980 CAD at Queensmith · As of October 27, 2026
View at Queensmith

About this 1.27ct lab-grown round diamond

This 1.27ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG811636270 or 811636270. Listed at 22 retailers as of November 4, 2026, with a 442% 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

1.27
Carat
D
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811636270
Dimensions6.89 × 6.94 × 4.30 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
6.89 mm6.94 mm1.27 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811636270
Side View
Table 57.0%Crown 35°Girdle: MediumPavilion 40.7°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: Nov 4
Current: $608 CAD|Low: $303 CAD|High: $1,596 CAD|Avg: $768 CAD|+4.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 5, 2026
Retailer 9$303 CAD
Retailer 2$454 CAD
Retailer 10$575 CAD
Retailer 8$582 CAD
Retailer 1$608 CAD
Retailer 5$621 CAD
Retailer 11$747 CAD
Retailer 7$821 CAD
Retailer 4$1,088 CAD
Retailer 3$1,229 CAD
Retailer 6$1,577 CAD

40 data points across 11 retailers

22 retailers$303 CAD to $1,644 CAD

Retailer 1
-
$261 CAD
Price last confirmed 35 days ago
A
Retailer 2
-
$303 CAD
View
Final sale: no returns
Retailer 3
-
$316 CAD
View
Price last confirmed 30 days ago
Retailer 4
-
$338 CAD
View
Price last confirmed 34 days ago
A
Retailer 5
-
$374 CAD
View
B+
Retailer 6
-
$454 CAD
View
A
Retailer 7
-
$582 CAD
View
A
Retailer 8
-
$596 CAD
View
A
Retailer 9
-
$608 CAD
View
A
Retailer 10
-
$621 CAD
View
Retailer 11
-
$747 CAD
View
Price last confirmed 17 days ago
B+
Retailer 12
-
$821 CAD
View
B+
Retailer 13
-
$877 CAD
View
Retailer 14
-
$1,085 CAD
View
Price last confirmed 36 days ago
B
Retailer 15
-
$1,088 CAD
View
B
Retailer 16
-
$1,096 CAD
View
B
Retailer 17
-
$1,138 CAD
View
B
Retailer 18
-
$1,159 CAD
View
B
Retailer 19
-
$1,229 CAD
View
B
Retailer 20
-
$1,577 CAD
View
B
Retailer 21
-
$1,644 CAD
View
Most Expensive
Queensmith
LG811636270 · Oct 27
$2,980 CAD
£1,680 GBP
View
Price under review
21 more retailers have this diamond
Prices start from $303 CADSave up to $1,341 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
1.27ct Round
$303 CAD