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Round|Lab Grown|IGI

1.26ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG640404707

Shape and cutting style on the report: Round brilliant

Certificate IGI LG640404707

Diamond specifications and retailer prices

From $380 NZD
As of November 3, 2026
Save $2,530 NZD (87%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $4,055 NZD at Queensmith · As of October 27, 2026
View at Queensmith

About this 1.26ct lab-grown round diamond

This 1.26ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG640404707 or 640404707. Listed at 23 retailers as of November 3, 2026, with a 666% 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

1.26
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG640404707
Dimensions6.98 × 6.94 × 4.24 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
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
6.98 mm6.94 mm1.26 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG640404707
Side View
Table 60.0%Crown 34°Girdle: MediumPavilion 41.2°Culet: NoneDepth 60.9%

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 3
Current: $862 NZD|Low: $365 NZD|High: $4,329 NZD|Avg: $1,191 NZD|-15.5%
Retailer 1
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Retailer 22
November 5, 2026
Retailer 22$380 NZD
Retailer 20$424 NZD
Retailer 14$442 NZD
Retailer 4$472 NZD
Retailer 5$472 NZD
Retailer 2$522 NZD
Retailer 8$635 NZD
Retailer 16$782 NZD
Retailer 19$814 NZD
Retailer 1$862 NZD
Retailer 7$905 NZD
Retailer 17$1,153 NZD
Retailer 6$1,226 NZD
Retailer 18$1,235 NZD
Retailer 10$1,517 NZD
Retailer 15$1,526 NZD
Retailer 3$1,609 NZD
Retailer 11$1,616 NZD
Retailer 12$1,884 NZD
Retailer 21$2,138 NZD
Retailer 9$2,198 NZD
Retailer 13$2,909 NZD

40 data points across 22 retailers

23 retailers$380 NZD to $2,909 NZD

A
Cheapest Retailer
-
$380 NZD
A
Retailer 2
-
$424 NZD
View
Final sale: no returns
A
Retailer 3
-
$442 NZD
View
A
Retailer 4
-
$472 NZD
View
Retailer 5
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$472 NZD
View
Price last confirmed 11 days ago
A
Retailer 6
-
$522 NZD
View
B+
Retailer 7
-
$635 NZD
View
A
Retailer 8
-
$782 NZD
View
A
Retailer 9
-
$814 NZD
View
A
Retailer 10
-
$862 NZD
View
A
Retailer 11
-
$905 NZD
View
A
Retailer 12
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$1,153 NZD
View
A
Retailer 13
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$1,226 NZD
View
A
Retailer 14
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$1,235 NZD
View
A
Retailer 15
-
$1,517 NZD
View
B+
Retailer 16
-
$1,526 NZD
View
B+
Retailer 17
-
$1,609 NZD
View
B+
Retailer 18
-
$1,616 NZD
View
B+
Retailer 19
-
$1,884 NZD
View
B+
Retailer 20
-
$2,138 NZD
View
B+
Retailer 21
-
$2,198 NZD
View
B+
Retailer 22
-
$2,909 NZD
View
Most Expensive
Queensmith
LG640404707 · Oct 27
$4,055 NZD
£1,800 GBP
View
Price last confirmed 8 days ago
22 more retailers have this diamond
Prices start from $380 NZDSave up to $2,530 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
1.26ct Round
$380 NZD