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Cushion|Lab Grown|IGI

5.10ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG784642597

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG784642597

Diamond specifications and retailer prices

From HK$49,255 HKD
$6,278 USD
As of October 30, 2026
Save HK$274,537 HKD (85%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: HK$323,792 HKD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 5.1ct lab-grown cushion diamond

This 5.1ct lab-grown cushion sits in the over five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG784642597 or 784642597. Listed at 11 retailers as of October 30, 2026, with prices from HK$49,255 to HK$323,792, a HK$274,537 spread on the same certified stone. Do Amore Diamonds lists it at HK$323,792. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

5.10
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.1°
Pavilion angle38.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG784642597
Dimensions9.88 × 9.83 × 6.66 mm
L/W Ratio1.01
Girdle conditionFaceted
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
9.88 mm9.83 mm5.10 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG784642597
Side View
Table 61.0%Crown 37.1°Girdle: STK-THKPavilion 38.6°Culet: NoneDepth 67.8%

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: Oct 30
Current: HK$323,792 HKD|Low: HK$49,255 HKD|High: HK$373,769 HKD|Avg: HK$122,558 HKD|-13.4%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 30, 2026
Retailer 2HK$49,255 HKD
Retailer 6HK$53,665 HKD
Retailer 4HK$59,925 HKD
Retailer 10HK$70,753 HKD
Retailer 9HK$79,908 HKD
Retailer 8HK$84,796 HKD
Retailer 5HK$106,221 HKD
Retailer 7HK$121,113 HKD
Retailer 3HK$125,923 HKD
Do Amore DiamondsHK$323,792 HKD

28 data points across 10 retailers

11 retailersHK$49,255 HKD to HK$323,792 HKD

A+
Cheapest Retailer
-
HK$49,255 HKD
$6,278 USD
A
Retailer 2
-
HK$53,665 HKD
$6,840 USD
View
A
Retailer 3
-
HK$59,925 HKD
$7,638 USD
View
A
Retailer 4
-
HK$70,753 HKD
$9,018 USD
View
Final sale: no returns
Retailer 5
-
HK$79,908 HKD
$10,185 USD
View
Price last confirmed 12 days ago
A
Retailer 6
-
HK$84,796 HKD
$10,808 USD
View
A
Retailer 7
-
HK$106,221 HKD
€12,894 EUR
View
A
Retailer 8
-
HK$121,113 HKD
£12,155 GBP
View
B+
Retailer 9
-
HK$125,923 HKD
$16,050 USD
View
B
Retailer 10
-
HK$212,469 HKD
$27,081 USD
View
Most Expensive
B
Do Amore Diamonds
27-6A4F71EDA · Oct 31
HK$323,792 HKD
$41,270 USD
View
10 more retailers have this diamond
Prices start from HK$49,255 HKDSave up to HK$274,537 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+
5.10ct Cushion
HK$49,255 HKD