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Round|Lab Grown|IGI

1.53ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG773627333

Shape and cutting style on the report: Round brilliant

Certificate IGI LG773627333

Diamond specifications and retailer prices

From $502 AUD
As of November 6, 2026
Save $1,235 AUD (71%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $1,737 AUD at MOH London · As of November 2, 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 LG773627333 or 773627333. Listed at 9 retailers as of November 2, 2026, with prices from $502 to $1,737, a $1,235 spread on the same certified stone. MOH London lists it at $1,737. 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 angle34.3°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG773627333
Dimensions7.40 × 7.44 × 4.55 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
7.40 mm7.44 mm1.53 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG773627333
Side View
Table 58.0%Crown 34.3°Girdle: MediumPavilion 40.9°Culet: NoneDepth 61.3%

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 6
Current: $1,737 AUD|Low: $502 AUD|High: $1,758 AUD|Avg: $916 AUD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 8$502 AUD
Retailer 2$614 AUD
Retailer 7$637 AUD
Retailer 3$671 AUD
Retailer 5$745 AUD
Retailer 4$1,048 AUD
Retailer 6$1,271 AUD
MOH London$1,737 AUD

43 data points across 8 retailers

9 retailers$502 AUD to $1,737 AUD

B+
Cheapest Retailer
-
$502 AUD
A
Retailer 2
-
$614 AUD
View
A
Retailer 3
-
$637 AUD
View
A
Retailer 4
-
$671 AUD
View
A
Retailer 5
-
$745 AUD
View
B+
Retailer 6
-
$1,048 AUD
View
Retailer 7
-
$1,103 AUD
View
Price last confirmed 117 days ago
B
Retailer 8
-
$1,271 AUD
View
Most Expensive
B
MOH London
LG773627333 · Nov 2
$1,737 AUD
£940 GBP
View
8 more retailers have this diamond
Prices start from $502 AUDSave up to $1,235 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
$502 AUD