CaratHunter
Plans
Round|Lab Grown|IGI

1.26ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG822631603

Shape and cutting style on the report: Round brilliant

Certificate IGI LG822631603

Diamond specifications and retailer prices

From $270 AUD
$190 USD
As of October 29, 2026
Save $2,417 AUD (90%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $2,687 AUD at Helzberg Diamonds · As of October 29, 2026
View at Helzberg Diamonds

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 LG822631603 or 822631603. Listed at 19 retailers as of October 29, 2026, with prices from $270 to $2,687, a $2,417 spread on the same certified stone. Helzberg Diamonds lists it at $2,687. 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 angle34.5°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG822631603
Dimensions6.96 × 6.99 × 4.23 mm
L/W Ratio1.00
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
6.96 mm6.99 mm1.26 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG822631603
Side View
Table 59.0%Crown 34.5°Girdle: MediumPavilion 40.8°Culet: NoneDepth 60.7%

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: Oct 29
Current: $2,687 AUD|Low: $270 AUD|High: $2,687 AUD|Avg: $1,013 AUD
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
October 30, 2026
Retailer 11$270 AUD
Retailer 7$363 AUD
Retailer 4$401 AUD
Retailer 13$544 AUD
Retailer 2$608 AUD
Retailer 12$674 AUD
Retailer 8$682 AUD
Retailer 16$691 AUD
Retailer 9$971 AUD
Retailer 3$981 AUD
Retailer 15$1,154 AUD
Retailer 14$1,200 AUD
Retailer 10$1,257 AUD
Retailer 6$1,297 AUD
Retailer 5$1,612 AUD
Helzberg Diamonds$2,687 AUD

12 data points across 16 retailers

19 retailers$270 AUD to $2,687 AUD

A
Cheapest Retailer
-
$270 AUD
$190 USD
A
Retailer 2
-
$363 AUD
$255 USD
View
Final sale: no returns
A
Retailer 3
-
$401 AUD
$282 USD
View
A
Retailer 4
-
$544 AUD
£301 GBP
View
A
Retailer 5
-
$608 AUD
£336 GBP
View
A
Retailer 6
-
$674 AUD
€451 EUR
View
A
Retailer 7
-
$682 AUD
$479 USD
View
A
Retailer 8
-
$691 AUD
ZAR 7,838 ZAR
View
A
Retailer 9
-
$971 AUD
$682 USD
View
A
Retailer 10
-
$981 AUD
View
A
Retailer 11
-
$1,154 AUD
$811 USD
View
B+
Retailer 12
-
$1,200 AUD
SGD 1,139 SGD
View
B+
Retailer 13
-
$1,257 AUD
$883 USD
View
B+
Retailer 14
-
$1,297 AUD
$911 USD
View
B+
Retailer 15
-
$1,612 AUD
£892 GBP
View
B+
Retailer 16
-
$1,729 AUD
$1,215 USD
View
B+
Retailer 17
-
$1,729 AUD
$1,215 USD
View
B
Retailer 18
-
$2,334 AUD
$1,640 USD
View
Most Expensive
B
Helzberg Diamonds
ZXZOIIMJHMGJ · Oct 29
$2,687 AUD
$1,888 USD
View
18 more retailers have this diamond
Prices start from $270 AUDSave up to $2,417 AUD

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
$270 AUD