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Cushion|Natural|GIA

2.50ct F SI2 Cushion Natural Diamond

EX • F/SI2 • GIA 6552840204

Certificate GIA 6552840204

Diamond specifications and retailer prices

From HK$134,272 HKD
A$26,328 AUD
As of November 2, 2026
Save HK$46,372 HKD (26%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: HK$180,644 HKD at 77 Diamonds · As of November 2, 2026
View at 77 Diamonds

About this 2.5ct natural cushion diamond

This 2.5ct natural cushion sits in the two to three carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6552840204. Listed at 6 retailers as of November 2, 2026, with prices from HK$134,272 to HK$180,644, a HK$46,372 spread on the same certified stone. 77 Diamonds lists it at HK$180,644. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

2.50
Carat
F
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
OriginNatural
Grading LabGIA
CertificateGIA 6552840204
Dimensions9.12 × 7.01 × 4.89 mm
L/W Ratio1.30
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Cloud, Feather, Needle, Indented Natural
Top View
9.12 mm7.01 mm2.50 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 6552840204
Side View
Table 63.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 69.7%

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 2
Current: HK$180,644 HKD|Low: HK$104,447 HKD|High: HK$182,411 HKD|Avg: HK$145,348 HKD|+41.2%
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 2, 2026
Retailer 5HK$104,447 HKD
Retailer 4HK$134,272 HKD
Retailer 7HK$140,811 HKD
Retailer 3HK$150,352 HKD
Retailer 2HK$152,364 HKD
Retailer 6HK$161,121 HKD
77 DiamondsHK$180,644 HKD

32 data points across 7 retailers

6 retailersHK$134,272 HKD to HK$180,644 HKD

Retailer 1
-
HK$104,447 HKD
Price last confirmed 54 days ago
A
Retailer 2
-
HK$134,272 HKD
A$26,328 AUD
View
Retailer 3
-
HK$150,352 HKD
₹1,825,019 INR
View
Price last confirmed 9 days ago
B+
Retailer 4
-
HK$152,364 HKD
CA$26,971 CAD
View
B+
Retailer 5
-
HK$153,553 HKD
A$30,109 AUD
View
Most Expensive
B+
77 Diamonds
CUSMBMGRGYAAA · Nov 2
HK$180,644 HKD
£18,129 GBP
View
5 more retailers have this diamond
Prices start from HK$134,272 HKDSave up to HK$46,372 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
2.50ct Cushion
HK$134,272 HKD