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Asscher|Lab Grown|IGI

1.23ct D IF Asscher Lab Grown Diamond

ID • D/IF • IGI LG739557450

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG739557450

Diamond specifications and retailer prices

From HK$1,789 HKD
As of November 4, 2026
Save HK$15,392 HKD (90%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: HK$17,181 HKD at Brilliant Earth · As of November 3, 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 LG739557450 or 739557450. Listed at 13 retailers as of November 3, 2026, with prices from HK$1,789 to HK$17,181, a HK$15,392 spread on the same certified stone. Brilliant Earth lists it at HK$17,181. 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 angle33.5°
Pavilion angle42.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG739557450
Dimensions5.79 × 5.77 × 3.90 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
5.79 mm5.77 mm1.23 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG739557450
Side View
Table 61.0%Crown 33.5°Girdle: STK-THKPavilion 42.8°Culet: NoneDepth 67.6%

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: HK$17,181 HKD|Low: HK$1,710 HKD|High: HK$18,044 HKD|Avg: HK$5,883 HKD|-4.4%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 5, 2026
Retailer 10HK$1,789 HKD
Retailer 3HK$2,063 HKD
Retailer 8HK$3,758 HKD
Retailer 9HK$3,766 HKD
Retailer 11HK$3,978 HKD
Retailer 6HK$4,111 HKD
Retailer 5HK$5,413 HKD
Retailer 7HK$7,123 HKD
Retailer 4HK$7,147 HKD
Retailer 2HK$8,857 HKD
Brilliant EarthHK$17,181 HKD

37 data points across 11 retailers

13 retailersHK$1,789 HKD to HK$17,181 HKD

A+
Cheapest Retailer
-
HK$1,789 HKD
A
Retailer 2
-
HK$2,063 HKD
View
Final sale: no returns
Retailer 3
-
HK$2,306 HKD
View
Price last confirmed 41 days ago
A
Retailer 4
-
HK$3,758 HKD
View
Retailer 5
-
HK$3,766 HKD
View
Price last confirmed 8 days ago
Retailer 6
-
HK$3,978 HKD
View
Price last confirmed 11 days ago
A
Retailer 7
-
HK$4,111 HKD
View
A
Retailer 8
-
HK$5,413 HKD
View
B+
Retailer 9
-
HK$6,041 HKD
View
B+
Retailer 10
-
HK$7,123 HKD
View
B+
Retailer 11
-
HK$7,147 HKD
View
B+
Retailer 12
-
HK$8,857 HKD
View
Most Expensive
B
Brilliant Earth
16401632A · Nov 3
HK$17,181 HKD
$2,190 USD
View
12 more retailers have this diamond
Prices start from HK$1,789 HKDSave up to HK$15,392 HKD

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
HK$1,789 HKD