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Round|Lab Grown|IGI

1.29ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG814634806

Shape and cutting style on the report: Round brilliant

Certificate IGI LG814634806

Diamond specifications and retailer prices

From $524 AUD
$368 USD
As of October 30, 2026
Save $1,044 AUD (67%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $1,723 AUD at Rare Carat · As of October 18, 2026
View at Rare Carat

About this 1.29ct lab-grown round diamond

This 1.29ct 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 LG814634806 or 814634806. Listed at 9 retailers as of October 29, 2026, with a 199% 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

1.29
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG814634806
Dimensions7.03 × 7.00 × 4.25 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
7.03 mm7.00 mm1.29 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG814634806
Side View
Table 60.0%Crown 34.9°Girdle: THN-MEDPavilion 40.7°Culet: NoneDepth 60.5%

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: Oct 30
Current: $1,723 AUD|Low: $524 AUD|High: $1,737 AUD|Avg: $1,034 AUD|-0.8%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 30, 2026
Retailer 6$524 AUD
Retailer 5$646 AUD
Retailer 2$721 AUD
Retailer 7$737 AUD
Retailer 9$1,028 AUD
Retailer 8$1,325 AUD
Retailer 4$1,374 AUD
Retailer 3$1,568 AUD
Rare Carat$1,723 AUD

40 data points across 9 retailers

9 retailers$524 AUD to $1,568 AUD

B+
Cheapest Retailer
-
$524 AUD
$368 USD
A
Retailer 2
-
$646 AUD
€432 EUR
View
A
Retailer 3
-
$721 AUD
£399 GBP
View
A
Retailer 4
-
$737 AUD
$518 USD
View
A
Retailer 5
-
$1,028 AUD
$722 USD
View
B+
Retailer 6
-
$1,325 AUD
$931 USD
View
B+
Retailer 7
-
$1,374 AUD
View
B+
Retailer 8
-
$1,568 AUD
£867 GBP
View
Most Expensive
Rare Carat
PM725-999A · Oct 18
$1,723 AUD
$1,210 USD
View
Price last confirmed 12 days ago
8 more retailers have this diamond
Prices start from $524 AUDSave up to $1,044 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
1.29ct Round
$524 AUD