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Round|Lab Grown|IGI

1.25ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG830622739

Shape and cutting style on the report: Round brilliant

Certificate IGI LG830622739

Diamond specifications and retailer prices

From $344 AUD
$241 USD
As of October 29, 2026
Save $2,838 AUD (89%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $3,182 AUD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.25ct lab-grown round diamond

This 1.25ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG830622739 or 830622739. Listed at 18 retailers as of October 29, 2026, with prices from $344 to $3,182, a $2,838 spread on the same certified stone. Do Amore Diamonds lists it at $3,182. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.25
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830622739
Dimensions6.97 × 7.01 × 4.19 mm
L/W Ratio1.01
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
6.97 mm7.01 mm1.25 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830622739
Side View
Table 57.0%Crown 33.3°Girdle: MediumPavilion 40.4°Culet: NoneDepth 59.9%

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: Oct 29
Current: $3,182 AUD|Low: $344 AUD|High: $3,296 AUD|Avg: $1,152 AUD|-3.5%
Do Amore Diamonds
Retailer 2
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Retailer 4
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Retailer 7
Retailer 8
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Retailer 11
Retailer 12
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Retailer 19
October 30, 2026
Retailer 14$344 AUD
Retailer 4$371 AUD
Retailer 5$384 AUD
Retailer 11$528 AUD
Retailer 8$572 AUD
Retailer 18$723 AUD
Retailer 3$743 AUD
Retailer 15$756 AUD
Retailer 2$835 AUD
Retailer 12$909 AUD
Retailer 16$1,104 AUD
Retailer 6$1,236 AUD
Retailer 9$1,374 AUD
Retailer 19$1,458 AUD
Retailer 13$1,768 AUD
Retailer 17$1,805 AUD
Retailer 7$1,886 AUD
Retailer 10$2,511 AUD
Do Amore Diamonds$3,182 AUD

10 data points across 19 retailers

18 retailers$344 AUD to $3,182 AUD

A
Cheapest Retailer
-
$344 AUD
$241 USD
A
Retailer 2
-
$384 AUD
$269 USD
View
Price last confirmed 7 days ago
A
Retailer 3
-
$528 AUD
$370 USD
View
A
Retailer 4
-
$572 AUD
$401 USD
View
A
Retailer 5
-
$723 AUD
£399 GBP
View
A
Retailer 6
-
$743 AUD
€496 EUR
View
Price last confirmed 7 days ago
A
Retailer 7
-
$756 AUD
$530 USD
View
A
Retailer 8
-
$835 AUD
$585 USD
View
A
Retailer 9
-
$909 AUD
£502 GBP
View
A
Retailer 10
-
$1,104 AUD
View
Retailer 11
-
$1,236 AUD
$866 USD
View
Price last confirmed 7 days ago
Retailer 12
-
$1,374 AUD
$963 USD
View
Price last confirmed 8 days ago
B+
Retailer 13
-
$1,458 AUD
$1,022 USD
View
B+
Retailer 14
-
$1,768 AUD
$1,239 USD
View
B+
Retailer 15
-
$1,805 AUD
$1,265 USD
View
Retailer 16
-
$1,886 AUD
£1,041 GBP
View
Price last confirmed 7 days ago
B
Retailer 17
-
$2,511 AUD
$1,760 USD
View
Most Expensive
B
Do Amore Diamonds
27-313FF7E5A · Oct 29
$3,182 AUD
$2,230 USD
View
17 more retailers have this diamond
Prices start from $344 AUDSave up to $2,838 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
1.25ct Round
$344 AUD