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Round|Lab Grown|IGI

1.24ct F IF Round Lab Grown Diamond

ID • F/IF • IGI LG636410917

Shape and cutting style on the report: Round brilliant

Certificate IGI LG636410917

Diamond specifications and retailer prices

From $335 AUD
As of November 5, 2026
Save $2,023 AUD (86%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $2,358 AUD at Brilliant Earth · As of November 5, 2026
View at Brilliant Earth

About this 1.24ct lab-grown round diamond

This 1.24ct lab-grown round sits in the classic one-carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG636410917 or 636410917. Listed at 23 retailers as of November 5, 2026, with prices from $335 to $2,358, a $2,023 spread on the same certified stone. Brilliant Earth lists it at $2,358. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.24
Carat
F
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG636410917
Dimensions6.84 × 6.91 × 4.25 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
6.84 mm6.91 mm1.24 ctF / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG636410917
Side View
Table 58.0%Crown 34°Girdle: MediumPavilion 41.2°Culet: NoneDepth 61.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $2,358 AUD|Low: $322 AUD|High: $2,692 AUD|Avg: $940 AUD|-12.4%
Brilliant Earth
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
November 6, 2026
Retailer 14$335 AUD
Retailer 5$375 AUD
Retailer 6$389 AUD
Retailer 3$415 AUD
Retailer 15$560 AUD
Retailer 2$703 AUD
Retailer 8$748 AUD
Retailer 9$763 AUD
Retailer 4$767 AUD
Retailer 13$1,013 AUD
Retailer 7$1,336 AUD
Retailer 12$1,340 AUD
Retailer 11$1,594 AUD
Retailer 10$1,659 AUD
Brilliant Earth$2,358 AUD

42 data points across 15 retailers

23 retailers$335 AUD to $2,358 AUD

A
Cheapest Retailer
-
$335 AUD
A
Retailer 2
-
$375 AUD
View
Final sale: no returns
A
Retailer 3
-
$389 AUD
View
A
Retailer 4
-
$415 AUD
View
Retailer 5
-
$415 AUD
View
Price last confirmed 13 days ago
A
Retailer 6
-
$466 AUD
View
A
Retailer 7
-
$560 AUD
View
A
Retailer 8
-
$703 AUD
View
A
Retailer 9
-
$748 AUD
View
A
Retailer 10
-
$763 AUD
View
A
Retailer 11
-
$767 AUD
View
B+
Retailer 12
-
$963 AUD
View
Retailer 13
-
$1,013 AUD
View
Price last confirmed 11 days ago
B+
Retailer 14
-
$1,102 AUD
View
B
Retailer 15
-
$1,336 AUD
View
B
Retailer 16
-
$1,340 AUD
View
B
Retailer 17
-
$1,345 AUD
View
B
Retailer 18
-
$1,410 AUD
View
B
Retailer 19
-
$1,438 AUD
View
B
Retailer 20
-
$1,594 AUD
View
B+
Retailer 21
-
$1,659 AUD
View
B
Retailer 22
-
$2,300 AUD
View
Most Expensive
B
Brilliant Earth
15028369A · Nov 5
$2,358 AUD
$1,620 USD
View
22 more retailers have this diamond
Prices start from $335 AUDSave up to $2,023 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
1.24ct Round
$335 AUD