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Cushion|Lab Grown|GIA

2.90ct D IF Cushion Lab Grown Diamond

ID • D/IF • GIA 1509303535

Certificate GIA 1509303535

Diamond specifications and retailer prices

From HK$15,204 HKD
$1,938 USD
As of October 27, 2026
Save HK$66,777 HKD (81%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: HK$81,981 HKD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 2.9ct lab-grown cushion diamond

This 2.9ct lab-grown cushion sits in the two to three carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1509303535. Listed at 5 retailers as of October 27, 2026, with prices from HK$15,204 to HK$81,981, a HK$66,777 spread on the same certified stone. Brilliant Earth lists it at HK$81,981. 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

2.90
Carat
D
Colour
IF
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabGIA
CertificateGIA 1509303535
Dimensions8.15 × 7.94 × 5.43 mm
L/W Ratio1.03
Girdle conditionFaceted
Cert comments
An additional inscription is present. This is a man-made diamond.
Key to symbols
Minor Details of Polish
Top View
8.15 mm7.94 mm2.90 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1509303535
Side View
Table 58.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 68.5%

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 27
Current: HK$81,981 HKD|Low: HK$11,069 HKD|High: HK$81,981 HKD|Avg: HK$43,022 HKD|+27.6%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 25, 2026
Retailer 5HK$15,204 HKD
Retailer 4HK$35,987 HKD
Retailer 3HK$44,672 HKD
Retailer 2HK$49,707 HKD
Brilliant EarthHK$81,981 HKD

21 data points across 5 retailers

5 retailersHK$15,204 HKD to HK$81,981 HKD

A+
Cheapest Retailer
-
HK$15,204 HKD
$1,938 USD
Final sale: no returns
B+
Retailer 2
-
HK$35,987 HKD
£3,612 GBP
View
B+
Retailer 3
-
HK$44,672 HKD
ZAR 91,992 ZAR
View
B+
Retailer 4
-
HK$49,707 HKD
£4,989 GBP
View
Most Expensive
B
Brilliant Earth
11779263Y · Oct 28
HK$81,981 HKD
$10,450 USD
View
4 more retailers have this diamond
Prices start from HK$15,204 HKDSave up to HK$66,777 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+
2.90ct Cushion
HK$15,204 HKD