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Asscher|Lab Grown|IGI

1.23ct D IF Asscher Lab Grown Diamond

ID • D/IF • IGI LG799692158

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG799692158

Diamond specifications and retailer prices

From $686 AUD
As of November 1, 2026
Save $934 AUD (58%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $3,150 AUD at Brilliant Earth · As of October 26, 2026
View at Brilliant Earth

About this 1.23ct lab-grown asscher diamond

This 1.23ct lab-grown asscher sits in the classic one-carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG799692158 or 799692158. Listed at 5 retailers as of November 1, 2026, with a 136% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle46.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG799692158
Dimensions5.84 × 5.83 × 3.94 mm
L/W Ratio1.00
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
5.84 mm5.83 mm1.23 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG799692158
Side View
Table 63.0%Crown 36.2°Girdle: MediumPavilion 46.4°Culet: NoneDepth 67.6%

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 1
Current: $3,150 AUD|Low: $657 AUD|High: $3,293 AUD|Avg: $1,348 AUD|-3.9%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 4$686 AUD
Retailer 5$726 AUD
Retailer 6$745 AUD
Retailer 3$750 AUD
Retailer 7$836 AUD
Retailer 9$1,485 AUD
Retailer 2$1,619 AUD
Retailer 8$2,013 AUD
Brilliant Earth$3,150 AUD

24 data points across 9 retailers

5 retailers$686 AUD to $1,619 AUD

A
Cheapest Retailer
-
$686 AUD
Retailer 2
-
$726 AUD
View
Price last confirmed 10 days ago
A
Retailer 3
-
$750 AUD
View
B+
Retailer 4
-
$1,619 AUD
View
Most Expensive
Brilliant Earth
19835401A · Oct 26
$3,150 AUD
$2,200 USD
View
Price last confirmed 8 days ago
4 more retailers have this diamond
Prices start from $686 AUDSave up to $934 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
1.23ct Asscher
$686 AUD