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Asscher|Lab Grown|IGI

4.51ct D SI1 Asscher Lab Grown Diamond

ID • D/SI1 • IGI LG774676102

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG774676102

Diamond specifications and retailer prices

From HK$4,064 HKD
As of November 4, 2026
Save HK$39,712 HKD (91%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: HK$43,776 HKD at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 4.51ct lab-grown asscher diamond

This 4.51ct lab-grown asscher sits in the three to five carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG774676102 or 774676102. Listed at 16 retailers as of November 4, 2026, with prices from HK$4,064 to HK$43,776, a HK$39,712 spread on the same certified stone. Brilliant Earth lists it at HK$43,776. 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

4.51
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.8°
Pavilion angle38.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG774676102
Dimensions9.11 × 8.83 × 5.86 mm
L/W Ratio1.03
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.11 mm8.83 mm4.51 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG774676102
Side View
Table 62.0%Crown 36.8°Girdle: MED-STKPavilion 38.2°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 4
Current: HK$43,776 HKD|Low: HK$4,064 HKD|High: HK$55,387 HKD|Avg: HK$11,709 HKD|-21.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
November 6, 2026
Retailer 16HK$4,064 HKD
Retailer 7HK$4,550 HKD
Retailer 13HK$4,550 HKD
Retailer 17HK$4,707 HKD
Retailer 5HK$5,044 HKD
Retailer 15HK$5,044 HKD
Retailer 12HK$6,119 HKD
Retailer 4HK$6,763 HKD
Retailer 11HK$7,547 HKD
Retailer 6HK$7,712 HKD
Retailer 2HK$7,728 HKD
Retailer 3HK$13,007 HKD
Retailer 14HK$13,258 HKD
Retailer 9HK$16,389 HKD
Retailer 8HK$16,522 HKD
Retailer 10HK$21,041 HKD
Brilliant EarthHK$43,776 HKD

43 data points across 17 retailers

16 retailersHK$4,064 HKD to HK$43,776 HKD

A
Cheapest Retailer
-
HK$4,064 HKD
A
Retailer 2
-
HK$4,550 HKD
View
Final sale: no returns
A
Retailer 3
-
HK$4,550 HKD
View
A
Retailer 4
-
HK$5,044 HKD
View
Retailer 5
-
HK$5,044 HKD
View
Price last confirmed 21 days ago
A
Retailer 6
-
HK$6,119 HKD
View
B+
Retailer 7
-
HK$6,763 HKD
View
Retailer 8
-
HK$7,547 HKD
View
Price last confirmed 8 days ago
A
Retailer 9
-
HK$7,712 HKD
View
A
Retailer 10
-
HK$7,728 HKD
View
B+
Retailer 11
-
HK$13,007 HKD
View
B+
Retailer 12
-
HK$13,258 HKD
View
B+
Retailer 13
-
HK$16,389 HKD
View
B+
Retailer 14
-
HK$16,522 HKD
View
B
Retailer 15
-
HK$21,041 HKD
View
Most Expensive
B
Brilliant Earth
18616228A · Nov 4
HK$43,776 HKD
$5,580 USD
View
15 more retailers have this diamond
Prices start from HK$4,064 HKDSave up to HK$39,712 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
4.51ct Asscher
HK$4,064 HKD