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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 $500 NZD
As of November 4, 2026
Save $2,869 NZD (85%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $3,369 NZD 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 $500 to $3,369, a $2,869 spread on the same certified stone. Helzberg Diamonds lists it at $3,369. 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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $3,369 NZD|Low: $500 NZD|High: $3,369 NZD|Avg: $1,454 NZD
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$500 NZD
Retailer 4$528 NZD
Retailer 2$553 NZD
Retailer 8$893 NZD
Retailer 15$911 NZD
Retailer 10$989 NZD
Retailer 12$1,003 NZD
Retailer 13$1,293 NZD
Retailer 14$1,332 NZD
Retailer 5$1,560 NZD
Retailer 7$1,790 NZD
Retailer 9$1,809 NZD
Retailer 11$2,110 NZD
Retailer 3$2,357 NZD
Retailer 16$2,935 NZD
Helzberg Diamonds$3,369 NZD

20 data points across 16 retailers

16 retailers$500 NZD to $3,369 NZD

A
Cheapest Retailer
-
$500 NZD
Final sale: no returns
Retailer 2
-
$528 NZD
View
Price last confirmed 12 days ago
A
Retailer 3
-
$553 NZD
View
A
Retailer 4
-
$893 NZD
View
A
Retailer 5
-
$911 NZD
View
A
Retailer 6
-
$989 NZD
View
A
Retailer 7
-
$1,003 NZD
View
A
Retailer 8
-
$1,293 NZD
View
A
Retailer 9
-
$1,332 NZD
View
A
Retailer 10
-
$1,560 NZD
View
A
Retailer 11
-
$1,790 NZD
View
A
Retailer 12
-
$1,809 NZD
View
B+
Retailer 13
-
$2,110 NZD
View
B+
Retailer 14
-
$2,357 NZD
View
B+
Retailer 15
-
$2,935 NZD
View
Most Expensive
B
Helzberg Diamonds
ZXZOKGMJKOJH · Nov 4
$3,369 NZD
$1,894 USD
View
15 more retailers have this diamond
Prices start from $500 NZDSave up to $2,869 NZD

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
$500 NZD