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Cushion|Lab Grown|IGI

3.06ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG768629410

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG768629410

Diamond specifications and retailer prices

From HK$18,218 HKD
$2,322 USD
As of November 1, 2026
Save HK$55,453 HKD (75%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: HK$73,671 HKD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 3.06ct lab-grown cushion diamond

This 3.06ct lab-grown cushion sits in the three to five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG768629410 or 768629410. Listed at 13 retailers as of October 31, 2026, with prices from HK$18,218 to HK$73,671, a HK$55,453 spread on the same certified stone. Brilliant Earth lists it at HK$73,671. 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

3.06
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle35.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG768629410
Dimensions9.86 × 7.88 × 5.08 mm
L/W Ratio1.25
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
9.86 mm7.88 mm3.06 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG768629410
Side View
Table 57.0%Crown 34.3°Girdle: MED-STKPavilion 35.1°Culet: NoneDepth 64.5%

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$73,671 HKD|Low: HK$18,218 HKD|High: HK$113,888 HKD|Avg: HK$49,787 HKD|-27.5%
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
November 1, 2026
Retailer 8HK$18,218 HKD
Retailer 12HK$20,788 HKD
Retailer 2HK$23,478 HKD
Retailer 7HK$24,973 HKD
Retailer 5HK$26,738 HKD
Retailer 6HK$27,185 HKD
Retailer 13HK$39,648 HKD
Retailer 9HK$46,007 HKD
Retailer 4HK$46,374 HKD
Retailer 3HK$50,916 HKD
Retailer 11HK$59,810 HKD
Retailer 10HK$65,990 HKD
Brilliant EarthHK$73,671 HKD

37 data points across 13 retailers

13 retailersHK$18,218 HKD to HK$73,671 HKD

A
Cheapest Retailer
-
HK$18,218 HKD
$2,322 USD
A
Retailer 2
-
HK$20,788 HKD
View
A
Retailer 3
-
HK$23,478 HKD
£2,356 GBP
View
A
Retailer 4
-
HK$24,973 HKD
$3,183 USD
View
A
Retailer 5
-
HK$26,738 HKD
$3,408 USD
View
A
Retailer 6
-
HK$27,185 HKD
€3,300 EUR
View
B+
Retailer 7
-
HK$39,648 HKD
ZAR 81,640 ZAR
View
B+
Retailer 8
-
HK$46,007 HKD
$5,864 USD
View
B+
Retailer 9
-
HK$46,374 HKD
$5,911 USD
View
B+
Retailer 10
-
HK$50,916 HKD
£5,110 GBP
View
B+
Retailer 11
-
HK$59,810 HKD
$7,623 USD
View
B
Retailer 12
-
HK$65,990 HKD
$8,411 USD
View
Most Expensive
B
Brilliant Earth
18781972A · Oct 31
HK$73,671 HKD
$9,390 USD
View
12 more retailers have this diamond
Prices start from HK$18,218 HKDSave up to HK$55,453 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
3.06ct Cushion
HK$18,218 HKD