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Cushion|Natural|GIA

0.40ct H SI2 Cushion Natural Diamond

EX • H/SI2 • GIA 2556005164

Certificate GIA 2556005164

Diamond specifications and retailer prices

From HK$3,237 HKD
As of November 6, 2026
Save HK$3,910 HKD (55%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: HK$7,147 HKD at MOH London · As of November 2, 2026
View at MOH London

About this 0.4ct natural cushion diamond

This 0.4ct natural cushion sits in the sub-half-carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2556005164. Listed at 10 retailers as of November 2, 2026, with prices from HK$3,237 to HK$7,147, a HK$3,910 spread on the same certified stone. MOH London lists it at HK$7,147. 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

0.40
Carat
H
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2556005164
Dimensions5.19 × 3.84 × 2.64 mm
L/W Ratio1.35
Top View
5.19 mm3.84 mm0.40 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2556005164
Side View
Table 60.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 68.9%

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 6
Current: HK$7,147 HKD|Low: HK$3,237 HKD|High: HK$7,236 HKD|Avg: HK$5,139 HKD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 4HK$3,237 HKD
Retailer 7HK$3,331 HKD
Retailer 5HK$3,997 HKD
Retailer 6HK$4,240 HKD
Retailer 3HK$5,572 HKD
Retailer 2HK$6,223 HKD
MOH LondonHK$7,147 HKD

42 data points across 7 retailers

10 retailersHK$3,237 HKD to HK$7,147 HKD

A
Cheapest Retailer
-
HK$3,237 HKD
Retailer 2
-
HK$3,331 HKD
View
Price last confirmed 9 days ago
B+
Retailer 3
-
HK$3,574 HKD
View
B+
Retailer 4
-
HK$3,997 HKD
View
B+
Retailer 5
-
HK$4,115 HKD
View
B+
Retailer 6
-
HK$4,224 HKD
View
B+
Retailer 7
-
HK$4,240 HKD
View
B
Retailer 8
-
HK$5,572 HKD
View
B
Retailer 9
-
HK$6,223 HKD
View
Most Expensive
B
MOH London
1BBD7995A · Nov 2
HK$7,147 HKD
£718 GBP
View
9 more retailers have this diamond
Prices start from HK$3,237 HKDSave up to HK$3,910 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
0.40ct Cushion
HK$3,237 HKD