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Cushion|Lab Grown|IGI

3.07ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG799670218

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG799670218

Diamond specifications and retailer prices

From HK$19,253 HKD
$2,454 USD
As of November 1, 2026
Save HK$62,813 HKD (77%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: HK$82,066 HKD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 3.07ct lab-grown cushion diamond

This 3.07ct 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 LG799670218 or 799670218. Listed at 13 retailers as of October 31, 2026, with prices from HK$19,253 to HK$82,066, a HK$62,813 spread on the same certified stone. Brilliant Earth lists it at HK$82,066. 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

3.07
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle36.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG799670218
Dimensions9.42 × 7.86 × 5.16 mm
L/W Ratio1.20
Girdle conditionFaceted
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
9.42 mm7.86 mm3.07 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG799670218
Side View
Table 61.0%Crown 35.7°Girdle: MED-THKPavilion 36.6°Culet: NoneDepth 65.6%

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$82,066 HKD|Low: HK$19,253 HKD|High: HK$114,257 HKD|Avg: HK$54,976 HKD|-19.6%
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 10HK$19,253 HKD
Retailer 3HK$22,194 HKD
Retailer 7HK$25,046 HKD
Retailer 9HK$25,428 HKD
Retailer 6HK$27,499 HKD
Retailer 8HK$29,006 HKD
Retailer 4HK$42,277 HKD
Retailer 11HK$49,059 HKD
Retailer 5HK$49,810 HKD
Retailer 2HK$51,992 HKD
Retailer 13HK$63,714 HKD
Retailer 12HK$70,431 HKD
Brilliant EarthHK$82,066 HKD

34 data points across 13 retailers

13 retailersHK$19,253 HKD to HK$82,066 HKD

A
Cheapest Retailer
-
HK$19,253 HKD
$2,454 USD
A
Retailer 2
-
HK$22,194 HKD
View
A
Retailer 3
-
HK$25,046 HKD
£2,514 GBP
View
A
Retailer 4
-
HK$25,428 HKD
$3,241 USD
View
A
Retailer 5
-
HK$27,499 HKD
$3,505 USD
View
A
Retailer 6
-
HK$29,006 HKD
€3,521 EUR
View
B+
Retailer 7
-
HK$42,277 HKD
ZAR 87,053 ZAR
View
B+
Retailer 8
-
HK$49,059 HKD
$6,253 USD
View
B+
Retailer 9
-
HK$49,810 HKD
$6,349 USD
View
B+
Retailer 10
-
HK$51,992 HKD
£5,218 GBP
View
B+
Retailer 11
-
HK$63,714 HKD
$8,121 USD
View
B
Retailer 12
-
HK$70,431 HKD
$8,977 USD
View
Most Expensive
B
Brilliant Earth
20306435A · Oct 31
HK$82,066 HKD
$10,460 USD
View
12 more retailers have this diamond
Prices start from HK$19,253 HKDSave up to HK$62,813 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
3.07ct Cushion
HK$19,253 HKD