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Round|Lab Grown|IGI

1.24ct D SI1 Round Lab Grown Diamond

EX • D/SI1 • IGI LG760599794

Shape and cutting style on the report: Round brilliant

Certificate IGI LG760599794

Diamond specifications and retailer prices

From $239 AUD
As of November 1, 2026
Save $604 AUD (72%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $1,388 AUD at MOH London · As of October 26, 2026
View at MOH London

About this 1.24ct lab-grown round diamond

This 1.24ct lab-grown round sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG760599794 or 760599794. Listed at 12 retailers as of November 1, 2026, with a 253% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

1.24
Carat
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle36.1°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG760599794
Dimensions6.86 × 6.82 × 4.27 mm
L/W Ratio1.01
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
6.86 mm6.82 mm1.24 ctD / SI1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG760599794
Side View
Table 57.0%Crown 36.1°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 62.4%

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 1
Current: $1,388 AUD|Low: $229 AUD|High: $1,428 AUD|Avg: $604 AUD|-2.8%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 4, 2026
Retailer 8$239 AUD
Retailer 9$269 AUD
Retailer 3$297 AUD
Retailer 5$507 AUD
Retailer 7$526 AUD
Retailer 11$533 AUD
Retailer 12$561 AUD
Retailer 10$654 AUD
Retailer 2$693 AUD
Retailer 6$774 AUD
Retailer 4$843 AUD
MOH London$1,388 AUD

36 data points across 12 retailers

12 retailers$239 AUD to $843 AUD

A
Cheapest Retailer
-
$239 AUD
A
Retailer 2
-
$269 AUD
View
Final sale: no returns
Retailer 3
-
$297 AUD
View
Price last confirmed 12 days ago
A
Retailer 4
-
$507 AUD
View
A
Retailer 5
-
$526 AUD
View
B+
Retailer 6
-
$533 AUD
View
B+
Retailer 7
-
$561 AUD
View
B+
Retailer 8
-
$654 AUD
View
B+
Retailer 9
-
$693 AUD
View
B
Retailer 10
-
$774 AUD
View
B+
Retailer 11
-
$843 AUD
View
Most Expensive
MOH London
LG760599794 · Oct 26
$1,388 AUD
£765 GBP
View
Price last confirmed 10 days ago
11 more retailers have this diamond
Prices start from $239 AUDSave up to $604 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
$239 AUD