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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 $359 SGD
$281 USD
As of November 1, 2026
Save $2,063 SGD (85%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $2,422 SGD at Helzberg Diamonds · As of November 1, 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 1, 2026, with prices from $359 to $2,422, a $2,063 spread on the same certified stone. Helzberg Diamonds lists it at $2,422. 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
Colour
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 1
Current: $2,422 SGD|Low: $359 SGD|High: $2,422 SGD|Avg: $1,038 SGD
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 2, 2026
Retailer 5$359 SGD
Retailer 3$380 SGD
Retailer 9$401 SGD
Retailer 7$642 SGD
Retailer 11$656 SGD
Retailer 10$713 SGD
Retailer 2$721 SGD
Retailer 16$926 SGD
Retailer 13$1,000 SGD
Retailer 4$1,122 SGD
Retailer 6$1,287 SGD
Retailer 8$1,413 SGD
Retailer 12$1,522 SGD
Retailer 15$1,695 SGD
Retailer 14$2,110 SGD
Helzberg Diamonds$2,422 SGD

17 data points across 16 retailers

16 retailers$359 SGD to $2,422 SGD

A
Cheapest Retailer
-
$359 SGD
$281 USD
Final sale: no returns
Retailer 2
-
$380 SGD
$297 USD
View
Price last confirmed 8 days ago
A
Retailer 3
-
$401 SGD
£247 GBP
View
A
Retailer 4
-
$642 SGD
$502 USD
View
A
Retailer 5
-
$656 SGD
ZAR 8,281 ZAR
View
A
Retailer 6
-
$713 SGD
£439 GBP
View
A
Retailer 7
-
$721 SGD
€537 EUR
View
A
Retailer 8
-
$926 SGD
A$1,114 AUD
View
A
Retailer 9
-
$1,000 SGD
$782 USD
View
A
Retailer 10
-
$1,122 SGD
$877 USD
View
A
Retailer 11
-
$1,287 SGD
$1,006 USD
View
B+
Retailer 12
-
$1,413 SGD
View
B+
Retailer 13
-
$1,522 SGD
£937 GBP
View
B+
Retailer 14
-
$1,695 SGD
$1,325 USD
View
B+
Retailer 15
-
$2,110 SGD
$1,650 USD
View
Most Expensive
B
Helzberg Diamonds
ZXZOKGMJKOJH · Nov 1
$2,422 SGD
$1,894 USD
View
15 more retailers have this diamond
Prices start from $359 SGDSave up to $2,063 SGD

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
$359 SGD