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Round|Lab Grown|IGI

1.53ct F IF Round Lab Grown Diamond

EX • F/IF • IGI LG749550925

Shape and cutting style on the report: Round brilliant

Certificate IGI LG749550925

Diamond specifications and retailer prices

From $700 AUD
As of November 4, 2026
Save $3,043 AUD (81%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $3,743 AUD at Brilliant Earth · As of November 5, 2026
View at Brilliant Earth

About this 1.53ct lab-grown round diamond

This 1.53ct lab-grown round sits in the one-and-a-half to two carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG749550925 or 749550925. Listed at 8 retailers as of November 4, 2026, with prices from $700 to $3,743, a $3,043 spread on the same certified stone. Brilliant Earth lists it at $3,743. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.53
Carat
F
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG749550925
Dimensions7.35 × 7.32 × 4.52 mm
L/W Ratio1.00
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
7.35 mm7.32 mm1.53 ctF / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG749550925
Side View
Table 60.0%Crown 35.6°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 61.6%

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 4
Current: $3,743 AUD|Low: $700 AUD|High: $4,114 AUD|Avg: $1,712 AUD|-9.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 4, 2026
Retailer 3$700 AUD
Retailer 7$857 AUD
Retailer 2$913 AUD
Retailer 6$1,001 AUD
Retailer 8$1,246 AUD
Retailer 9$1,746 AUD
Retailer 4$2,101 AUD
Retailer 5$2,750 AUD
Brilliant Earth$3,743 AUD

39 data points across 9 retailers

8 retailers$700 AUD to $3,743 AUD

A
Cheapest Retailer
-
$700 AUD
A
Retailer 2
-
$913 AUD
View
A
Retailer 3
-
$1,001 AUD
View
B+
Retailer 4
-
$1,246 AUD
View
B+
Retailer 5
-
$1,746 AUD
View
Retailer 6
-
$2,101 AUD
View
Price last confirmed 8 days ago
Retailer 7
-
$2,750 AUD
View
Price last confirmed 16 days ago
Most Expensive
B
Brilliant Earth
17518238A · Nov 5
$3,743 AUD
$2,620 USD
View
7 more retailers have this diamond
Prices start from $700 AUDSave up to $3,043 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
1.53ct Round
$700 AUD