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Asscher|Lab Grown|IGI

1.23ct D IF Asscher Lab Grown Diamond

ID • D/IF • IGI LG745518959

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG745518959

Diamond specifications and retailer prices

From $319 CAD
$228 USD
As of October 30, 2026
Save $1,274 CAD (80%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,593 CAD at MOH London · As of October 29, 2026
View at MOH London

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 LG745518959 or 745518959. Listed at 11 retailers as of October 29, 2026, with prices from $319 to $1,593, a $1,274 spread on the same certified stone. MOH London lists it at $1,593. 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
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle30.2°
Pavilion angle47.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG745518959
Dimensions5.89 × 5.87 × 4.01 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
5.89 mm5.87 mm1.23 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG745518959
Side View
Table 66.0%Crown 30.2°Girdle: MED-STKPavilion 47.1°Culet: NoneDepth 68.3%

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: Oct 30
Current: $1,593 CAD|Low: $265 CAD|High: $4,269 CAD|Avg: $1,158 CAD|-10.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 29, 2026
Retailer 9$319 CAD
Retailer 12$368 CAD
Retailer 6$670 CAD
Retailer 4$672 CAD
Retailer 7$672 CAD
Retailer 11$710 CAD
Retailer 2$733 CAD
Retailer 8$964 CAD
Retailer 10$1,006 CAD
Retailer 5$1,271 CAD
MOH London$1,593 CAD
Retailer 3$4,269 CAD

32 data points across 12 retailers

11 retailers$319 CAD to $1,593 CAD

A+
Cheapest Retailer
-
$319 CAD
$228 USD
A
Retailer 2
-
$368 CAD
$263 USD
View
Final sale: no returns
Retailer 3
-
$411 CAD
$294 USD
View
Price last confirmed 35 days ago
A
Retailer 4
-
$670 CAD
$479 USD
View
A
Retailer 5
-
$672 CAD
$480 USD
View
A
Retailer 6
-
$710 CAD
€483 EUR
View
A
Retailer 7
-
$733 CAD
$524 USD
View
A
Retailer 8
-
$964 CAD
A$1,060 AUD
View
A
Retailer 9
-
$1,006 CAD
$719 USD
View
B+
Retailer 10
-
$1,271 CAD
$908 USD
View
Most Expensive
B+
MOH London
LG745518959 · Oct 29
$1,593 CAD
£896 GBP
View
10 more retailers have this diamond
Prices start from $319 CADSave up to $1,274 CAD

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
$319 CAD