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Cushion|Lab Grown|IGI

1.27ct F IF Cushion Lab Grown Diamond

ID • F/IF • IGI LG840634831

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG840634831

Diamond specifications and retailer prices

From $392 CAD
As of November 4, 2026
Save $2,248 CAD (85%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $2,639 CAD at Helzberg Diamonds · As of November 4, 2026
View at Helzberg Diamonds

About this 1.27ct lab-grown cushion diamond

This 1.27ct lab-grown cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG840634831 or 840634831. Listed at 16 retailers as of November 4, 2026, with prices from $392 to $2,639, a $2,248 spread on the same certified stone. Helzberg Diamonds lists it at $2,639. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.27
Carat
F
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.7°
Pavilion angle35.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840634831
Dimensions7.85 × 5.39 × 3.69 mm
L/W Ratio1.46
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
7.85 mm5.39 mm1.27 ctF / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840634831
Side View
Table 64.0%Crown 36.7°Girdle: STK-THKPavilion 35.3°Culet: NoneDepth 68.5%

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: $2,639 CAD|Low: $392 CAD|High: $2,639 CAD|Avg: $1,139 CAD
Helzberg 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
Retailer 15
Retailer 16
November 5, 2026
Retailer 6$392 CAD
Retailer 4$414 CAD
Retailer 11$436 CAD
Retailer 8$700 CAD
Retailer 15$713 CAD
Retailer 9$775 CAD
Retailer 12$786 CAD
Retailer 13$1,013 CAD
Retailer 14$1,044 CAD
Retailer 5$1,222 CAD
Retailer 7$1,402 CAD
Retailer 2$1,417 CAD
Retailer 10$1,653 CAD
Retailer 3$1,846 CAD
Retailer 16$2,299 CAD
Helzberg Diamonds$2,639 CAD

20 data points across 16 retailers

16 retailers$392 CAD to $2,639 CAD

A
Cheapest Retailer
-
$392 CAD
Final sale: no returns
Retailer 2
-
$414 CAD
View
Price last confirmed 11 days ago
A
Retailer 3
-
$436 CAD
View
A
Retailer 4
-
$700 CAD
View
A
Retailer 5
-
$713 CAD
View
A
Retailer 6
-
$775 CAD
View
A
Retailer 7
-
$786 CAD
View
A
Retailer 8
-
$1,013 CAD
View
A
Retailer 9
-
$1,044 CAD
View
A
Retailer 10
-
$1,222 CAD
View
A
Retailer 11
-
$1,402 CAD
View
A
Retailer 12
-
$1,417 CAD
View
B+
Retailer 13
-
$1,653 CAD
View
B+
Retailer 14
-
$1,846 CAD
View
B+
Retailer 15
-
$2,299 CAD
View
Most Expensive
B
Helzberg Diamonds
ZXZOKGMJKOJH · Nov 4
$2,639 CAD
$1,894 USD
View
15 more retailers have this diamond
Prices start from $392 CADSave up to $2,248 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 Cushion
$392 CAD