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Asscher|Lab Grown|IGI

1.23ct D FL Asscher Lab Grown Diamond

ID • D/FL • IGI LG830622230

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG830622230

Diamond specifications and retailer prices

From $522 AUD
As of November 4, 2026
Save $4,125 AUD (89%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $4,647 AUD at Brilliant Earth · As of November 4, 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 FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG830622230 or 830622230. Listed at 19 retailers as of November 4, 2026, with prices from $522 to $4,647, a $4,125 spread on the same certified stone. Brilliant Earth lists it at $4,647. 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
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830622230
Dimensions5.91 × 5.88 × 3.95 mm
L/W Ratio1.01
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
5.91 mm5.88 mm1.23 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830622230
Side View
Table 63.0%Crown 35.3°Girdle: Slightly ThickPavilion 41.2°Culet: NoneDepth 67.2%

Caratlytics Score

How it works →
A+
Exceptional
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 4
Current: $4,647 AUD|Low: $522 AUD|High: $4,647 AUD|Avg: $1,680 AUD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
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Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
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Retailer 19
November 5, 2026
Retailer 13$522 AUD
Retailer 15$584 AUD
Retailer 4$606 AUD
Retailer 6$647 AUD
Retailer 11$706 AUD
Retailer 17$862 AUD
Retailer 16$1,035 AUD
Retailer 9$1,113 AUD
Retailer 12$1,156 AUD
Retailer 19$1,185 AUD
Retailer 8$1,216 AUD
Retailer 3$1,636 AUD
Retailer 14$2,083 AUD
Retailer 5$2,138 AUD
Retailer 7$2,145 AUD
Retailer 18$2,459 AUD
Retailer 2$2,523 AUD
Retailer 10$2,580 AUD
Brilliant Earth$4,647 AUD

33 data points across 19 retailers

19 retailers$522 AUD to $4,647 AUD

A+
Cheapest Retailer
-
$522 AUD
A
Retailer 2
-
$584 AUD
View
Final sale: no returns
A
Retailer 3
-
$606 AUD
View
A
Retailer 4
-
$647 AUD
View
Retailer 5
-
$706 AUD
View
Price last confirmed 11 days ago
A
Retailer 6
-
$862 AUD
View
A
Retailer 7
-
$1,035 AUD
View
Retailer 8
-
$1,113 AUD
View
Price last confirmed 7 days ago
A
Retailer 9
-
$1,156 AUD
View
B+
Retailer 10
-
$1,185 AUD
View
B+
Retailer 11
-
$1,216 AUD
View
B+
Retailer 12
-
$1,636 AUD
View
B+
Retailer 13
-
$2,083 AUD
View
B+
Retailer 14
-
$2,138 AUD
View
B+
Retailer 15
-
$2,145 AUD
View
B+
Retailer 16
-
$2,459 AUD
View
B+
Retailer 17
-
$2,523 AUD
View
Retailer 18
-
$2,580 AUD
View
Price last confirmed 17 days ago
Most Expensive
B
Brilliant Earth
21433960A · Nov 4
$4,647 AUD
$3,260 USD
View
18 more retailers have this diamond
Prices start from $522 AUDSave up to $4,125 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
$522 AUD