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Asscher|Lab Grown|IGI

1.51ct E SI1 Asscher Lab Grown Diamond

ID • E/SI1 • IGI LG516243211

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG516243211

Diamond specifications and retailer prices

From HK$1,553 HKD
As of November 4, 2026
Save HK$6,998 HKD (82%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: HK$8,551 HKD at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 1.51ct lab-grown asscher diamond

This 1.51ct lab-grown asscher sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG516243211 or 516243211. Listed at 12 retailers as of November 4, 2026, with prices from HK$1,553 to HK$8,551, a HK$6,998 spread on the same certified stone. Brilliant Earth lists it at HK$8,551. 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

1.51
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle27.4°
Pavilion angle43.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG516243211
Dimensions6.34 × 6.21 × 4.21 mm
L/W Ratio1.02
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
6.34 mm6.21 mm1.51 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG516243211
Side View
Table 60.5%Crown 27.4°Girdle: MED-STKPavilion 43.1°Culet: NoneDepth 67.8%

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 4
Current: HK$8,551 HKD|Low: HK$1,553 HKD|High: HK$9,493 HKD|Avg: HK$4,738 HKD|-9.9%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 10HK$1,553 HKD
Retailer 3HK$2,142 HKD
Retailer 8HK$2,314 HKD
Retailer 2HK$3,052 HKD
Retailer 9HK$3,107 HKD
Retailer 7HK$3,758 HKD
Retailer 6HK$3,876 HKD
Retailer 4HK$4,362 HKD
Retailer 11HK$5,955 HKD
Retailer 5HK$8,049 HKD
Brilliant EarthHK$8,551 HKD

45 data points across 11 retailers

12 retailersHK$1,553 HKD to HK$8,551 HKD

A
Cheapest Retailer
-
HK$1,553 HKD
Final sale: no returns
Retailer 2
-
HK$2,142 HKD
View
Price last confirmed 12 days ago
B+
Retailer 3
-
HK$2,314 HKD
View
A
Retailer 4
-
HK$3,052 HKD
View
A
Retailer 5
-
HK$3,107 HKD
View
A
Retailer 6
-
HK$3,758 HKD
View
Retailer 7
-
HK$3,876 HKD
View
Price last confirmed 8 days ago
B+
Retailer 8
-
HK$4,362 HKD
View
B+
Retailer 9
-
HK$5,955 HKD
View
B
Retailer 10
-
HK$8,049 HKD
View
B
Retailer 11
-
HK$8,551 HKD
View
Most Expensive
B
Brilliant Earth
15295505A · Nov 4
HK$8,551 HKD
$1,090 USD
View
11 more retailers have this diamond
Prices start from HK$1,553 HKDSave up to HK$6,998 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
1.51ct Asscher
HK$1,553 HKD