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Asscher|Lab Grown|IGI

1.50ct D SI1 Asscher Lab Grown Diamond

ID • D/SI1 • IGI LG517289274

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG517289274

Diamond specifications and retailer prices

From HK$1,640 HKD
As of November 4, 2026
Save HK$8,010 HKD (83%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: HK$9,650 HKD at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 1.5ct lab-grown asscher diamond

This 1.5ct lab-grown asscher sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG517289274 or 517289274. Listed at 13 retailers as of November 4, 2026, with prices from HK$1,640 to HK$9,650, a HK$8,010 spread on the same certified stone. Brilliant Earth lists it at HK$9,650. 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

1.50
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle26°
Pavilion angle45°
OriginLab Grown
Grading LabIGI
CertificateIGI LG517289274
Dimensions6.40 × 6.29 × 4.19 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
6.40 mm6.29 mm1.50 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG517289274
Side View
Table 64.0%Crown 26°Girdle: MediumPavilion 45°Culet: NoneDepth 66.6%

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 4
Current: HK$9,650 HKD|Low: HK$1,640 HKD|High: HK$12,395 HKD|Avg: HK$5,013 HKD|-22.2%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 12HK$1,640 HKD
Retailer 4HK$2,126 HKD
Retailer 10HK$2,448 HKD
Retailer 2HK$3,240 HKD
Retailer 11HK$3,271 HKD
Retailer 9HK$3,836 HKD
Retailer 8HK$3,868 HKD
Retailer 6HK$4,644 HKD
Retailer 3HK$6,253 HKD
Retailer 7HK$7,296 HKD
Retailer 5HK$8,457 HKD
Brilliant EarthHK$9,650 HKD

45 data points across 12 retailers

13 retailersHK$1,640 HKD to HK$9,650 HKD

A
Cheapest Retailer
-
HK$1,640 HKD
Final sale: no returns
Retailer 2
-
HK$2,126 HKD
View
Price last confirmed 12 days ago
B+
Retailer 3
-
HK$2,448 HKD
View
A
Retailer 4
-
HK$3,240 HKD
View
A
Retailer 5
-
HK$3,271 HKD
View
A
Retailer 6
-
HK$3,836 HKD
View
Retailer 7
-
HK$3,868 HKD
View
Price last confirmed 8 days ago
B+
Retailer 8
-
HK$4,644 HKD
View
B+
Retailer 9
-
HK$6,253 HKD
View
B
Retailer 10
-
HK$7,296 HKD
View
B
Retailer 11
-
HK$8,457 HKD
View
B
Retailer 12
-
HK$9,650 HKD
View
Most Expensive
B
Brilliant Earth
15296613A · Nov 4
HK$9,650 HKD
$1,230 USD
View
12 more retailers have this diamond
Prices start from HK$1,640 HKDSave up to HK$8,010 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
1.50ct Asscher
HK$1,640 HKD