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Asscher|Lab Grown|IGI

1.55ct D SI1 Asscher Lab Grown Diamond

ID • D/SI1 • IGI LG506194480

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG506194480

Diamond specifications and retailer prices

From HK$1,687 HKD
$215 USD
As of November 1, 2026
Save HK$8,277 HKD (83%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: HK$9,964 HKD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.55ct lab-grown asscher diamond

This 1.55ct 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 LG506194480 or 506194480. Listed at 11 retailers as of October 30, 2026, with prices from HK$1,687 to HK$9,964, a HK$8,277 spread on the same certified stone. Brilliant Earth lists it at HK$9,964. 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

1.55
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle24.1°
Pavilion angle43.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG506194480
Dimensions6.43 × 6.28 × 4.17 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
6.43 mm6.28 mm1.55 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG506194480
Side View
Table 62.0%Crown 24.1°Girdle: MediumPavilion 43.7°Culet: NoneDepth 66.4%

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 1
Current: HK$9,964 HKD|Low: HK$1,687 HKD|High: HK$12,710 HKD|Avg: HK$5,179 HKD|-21.6%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 9HK$1,687 HKD
Retailer 3HK$2,189 HKD
Retailer 7HK$2,511 HKD
Retailer 2HK$3,370 HKD
Retailer 8HK$3,371 HKD
Retailer 6HK$3,899 HKD
Retailer 5HK$3,971 HKD
Retailer 4HK$4,739 HKD
Retailer 10HK$6,421 HKD
Retailer 11HK$8,788 HKD
Brilliant EarthHK$9,964 HKD

42 data points across 11 retailers

11 retailersHK$1,687 HKD to HK$9,964 HKD

A
Cheapest Retailer
-
HK$1,687 HKD
$215 USD
Final sale: no returns
Retailer 2
-
HK$2,189 HKD
$279 USD
View
Price last confirmed 7 days ago
B+
Retailer 3
-
HK$2,511 HKD
$320 USD
View
A
Retailer 4
-
HK$3,370 HKD
£338 GBP
View
A
Retailer 5
-
HK$3,371 HKD
£338 GBP
View
A
Retailer 6
-
HK$3,899 HKD
$497 USD
View
A
Retailer 7
-
HK$3,971 HKD
€482 EUR
View
B+
Retailer 8
-
HK$4,739 HKD
$604 USD
View
B
Retailer 9
-
HK$6,421 HKD
$818 USD
View
Retailer 10
-
HK$8,788 HKD
£882 GBP
View
Price last confirmed 7 days ago
Most Expensive
B
Brilliant Earth
14223381A · Oct 30
HK$9,964 HKD
$1,270 USD
View
10 more retailers have this diamond
Prices start from HK$1,687 HKDSave up to HK$8,277 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
1.55ct Asscher
HK$1,687 HKD