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Cushion|Lab Grown|IGI

5.10ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG768628558

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG768628558

Diamond specifications and retailer prices

From HK$63,927 HKD
$8,148 USD
As of October 30, 2026
Save HK$326,083 HKD (84%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$390,010 HKD at With Clarity · As of October 30, 2026
View at With Clarity

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 LG768628558 or 768628558. Listed at 14 retailers as of October 30, 2026, with prices from HK$63,927 to HK$390,010, a HK$326,083 spread on the same certified stone. With Clarity lists it at HK$390,010. 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 angle36°
Pavilion angle36.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG768628558
Dimensions11.25 × 9.44 × 6.17 mm
L/W Ratio1.19
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
11.25 mm9.44 mm5.10 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG768628558
Side View
Table 60.0%Crown 36°Girdle: THN-MEDPavilion 36.2°Culet: NoneDepth 65.4%

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: Oct 30
Current: HK$81,854 HKD|Low: HK$63,927 HKD|High: HK$398,671 HKD|Avg: HK$156,047 HKD|-0.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
With Clarity
October 31, 2026
Retailer 5HK$63,927 HKD
Retailer 4HK$77,084 HKD
Retailer 11HK$78,432 HKD
Retailer 1HK$81,854 HKD
Retailer 8HK$88,823 HKD
Retailer 12HK$121,313 HKD
Retailer 7HK$125,923 HKD
Retailer 6HK$131,714 HKD
Retailer 2HK$136,657 HKD
Retailer 10HK$146,303 HKD
Retailer 3HK$202,466 HKD
Retailer 9HK$235,087 HKD
With ClarityHK$390,010 HKD

39 data points across 13 retailers

14 retailersHK$63,927 HKD to HK$390,010 HKD

A
Cheapest Retailer
-
HK$63,927 HKD
$8,148 USD
A
Retailer 2
-
HK$77,084 HKD
$9,825 USD
View
A
Retailer 3
-
HK$78,432 HKD
View
A
Retailer 4
-
HK$81,854 HKD
$10,433 USD
View
A
Retailer 5
-
HK$88,823 HKD
£8,914 GBP
View
Retailer 6
-
HK$104,699 HKD
$13,345 USD
View
Price last confirmed 82 days ago
A
Retailer 7
-
HK$121,313 HKD
€14,726 EUR
View
B+
Retailer 8
-
HK$125,923 HKD
$16,050 USD
View
B+
Retailer 9
-
HK$131,714 HKD
$16,788 USD
View
B+
Retailer 10
-
HK$136,657 HKD
£13,715 GBP
View
B+
Retailer 11
-
HK$146,303 HKD
ZAR 301,253 ZAR
View
B+
Retailer 12
-
HK$202,466 HKD
$25,806 USD
View
B
Retailer 13
-
HK$235,087 HKD
$29,964 USD
View
Most Expensive
B
With Clarity
768628558 · Oct 30
HK$390,010 HKD
$49,710 USD
View
13 more retailers have this diamond
Prices start from HK$63,927 HKDSave up to HK$326,083 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$63,927 HKD