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Round|Lab Grown|IGI

1.53ct D SI1 Round Lab Grown Diamond

ID • D/SI1 • IGI LG680544783

Shape and cutting style on the report: Round brilliant

Certificate IGI LG680544783

Diamond specifications and retailer prices

From $287 AUD
As of November 5, 2026
Save $1,375 AUD (83%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $1,662 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 D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG680544783 or 680544783. Listed at 16 retailers as of November 5, 2026, with prices from $287 to $1,662, a $1,375 spread on the same certified stone. MOH London lists it at $1,662. 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
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG680544783
Dimensions7.46 × 7.42 × 4.52 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
7.46 mm7.42 mm1.53 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG680544783
Side View
Table 58.0%Crown 33.4°Girdle: MediumPavilion 41°Culet: NoneDepth 60.8%

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: $1,662 AUD|Low: $276 AUD|High: $1,685 AUD|Avg: $707 AUD|-1.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 8$287 AUD
Retailer 3$333 AUD
Retailer 9$356 AUD
Retailer 10$486 AUD
Retailer 2$551 AUD
Retailer 5$601 AUD
Retailer 4$646 AUD
Retailer 11$724 AUD
Retailer 7$1,150 AUD
Retailer 6$1,163 AUD
MOH London$1,662 AUD

45 data points across 11 retailers

16 retailers$287 AUD to $1,662 AUD

A
Cheapest Retailer
-
$287 AUD
A
Retailer 2
-
$333 AUD
View
A
Retailer 3
-
$356 AUD
View
Retailer 4
-
$356 AUD
View
Price last confirmed 12 days ago
A
Retailer 5
-
$401 AUD
View
B+
Retailer 6
-
$486 AUD
View
A
Retailer 7
-
$551 AUD
View
A
Retailer 8
-
$601 AUD
View
A
Retailer 9
-
$640 AUD
View
A
Retailer 10
-
$646 AUD
View
A
Retailer 11
-
$724 AUD
View
Retailer 12
-
$1,129 AUD
View
Price last confirmed 58 days ago
B+
Retailer 13
-
$1,146 AUD
View
B+
Retailer 14
-
$1,150 AUD
View
B+
Retailer 15
-
$1,163 AUD
View
Most Expensive
B
MOH London
LG680544783 · Nov 5
$1,662 AUD
£916 GBP
View
15 more retailers have this diamond
Prices start from $287 AUDSave up to $1,375 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
$287 AUD