CaratHunter
Plans
Round|Lab Grown|IGI

1.53ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG794609889

Shape and cutting style on the report: Round brilliant

Certificate IGI LG794609889

Diamond specifications and retailer prices

From $279 AUD
As of November 5, 2026
Save $1,336 AUD (83%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,615 AUD at MOH London · As of November 5, 2026
View at MOH London

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 SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG794609889 or 794609889. Listed at 18 retailers as of November 5, 2026, with prices from $279 to $1,615, a $1,336 spread on the same certified stone. MOH London lists it at $1,615. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.53
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG794609889
Dimensions7.42 × 7.35 × 4.57 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.42 mm7.35 mm1.53 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG794609889
Side View
Table 58.0%Crown 33.9°Girdle: MediumPavilion 41.3°Culet: NoneDepth 61.9%

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: Nov 5
Current: $1,615 AUD|Low: $279 AUD|High: $1,671 AUD|Avg: $801 AUD|-3.1%
MOH London
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
Retailer 17
Retailer 18
November 6, 2026
Retailer 8$279 AUD
Retailer 4$311 AUD
Retailer 3$324 AUD
Retailer 15$346 AUD
Retailer 9$349 AUD
Retailer 5$603 AUD
Retailer 10$620 AUD
Retailer 11$624 AUD
Retailer 2$631 AUD
Retailer 17$750 AUD
Retailer 18$821 AUD
Retailer 12$920 AUD
Retailer 14$1,014 AUD
Retailer 16$1,113 AUD
Retailer 6$1,129 AUD
Retailer 7$1,189 AUD
Retailer 13$1,586 AUD
MOH London$1,615 AUD

26 data points across 18 retailers

18 retailers$279 AUD to $1,615 AUD

A
Cheapest Retailer
-
$279 AUD
A
Retailer 2
-
$311 AUD
View
Final sale: no returns
A
Retailer 3
-
$324 AUD
View
A
Retailer 4
-
$346 AUD
View
Retailer 5
-
$349 AUD
View
Price last confirmed 12 days ago
B+
Retailer 6
-
$603 AUD
View
A
Retailer 7
-
$620 AUD
View
A
Retailer 8
-
$624 AUD
View
A
Retailer 9
-
$631 AUD
View
A
Retailer 10
-
$750 AUD
View
A
Retailer 11
-
$821 AUD
View
B+
Retailer 12
-
$920 AUD
View
B+
Retailer 13
-
$1,014 AUD
View
B
Retailer 14
-
$1,113 AUD
View
B+
Retailer 15
-
$1,129 AUD
View
B+
Retailer 16
-
$1,189 AUD
View
B
Retailer 17
-
$1,586 AUD
View
Most Expensive
B
MOH London
LG794609889 · Nov 5
$1,615 AUD
£890 GBP
View
17 more retailers have this diamond
Prices start from $279 AUDSave up to $1,336 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
$279 AUD