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Cushion|Natural|GIA

1.00ct E IF Cushion Natural Diamond

EX • E/IF • GIA 2538966978

Certificate GIA 2538966978

Diamond specifications and retailer prices

From HK$21,310 HKD
$2,716 USD
As of November 1, 2026
Save HK$5,006 HKD (19%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: HK$26,316 HKD at GS Diamonds · As of November 2, 2026
View at GS Diamonds

About this 1ct natural cushion diamond

This 1ct natural cushion sits in the classic one-carat band, graded E 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 2538966978. Listed at 7 retailers as of November 1, 2026, with prices from HK$21,310 to HK$26,316, a HK$5,006 spread on the same certified stone. GS Diamonds lists it at HK$26,316. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
E
Colour
IF
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2538966978
Dimensions5.93 × 5.30 × 3.61 mm
L/W Ratio1.12
Top View
5.93 mm5.30 mm1.00 ctE / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2538966978
Side View
Table 63.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 68.1%

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: Nov 1
Current: HK$26,316 HKD|Low: HK$19,941 HKD|High: HK$33,048 HKD|Avg: HK$23,607 HKD|-6.2%
GS Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 3, 2026
Retailer 9HK$19,941 HKD
Retailer 3HK$21,310 HKD
Retailer 8HK$21,365 HKD
Retailer 6HK$21,545 HKD
Retailer 2HK$22,870 HKD
Retailer 5HK$24,949 HKD
Retailer 4HK$25,327 HKD
Retailer 7HK$25,745 HKD
GS DiamondsHK$26,316 HKD

30 data points across 9 retailers

7 retailersHK$21,310 HKD to HK$26,316 HKD

A+
Cheapest Retailer
-
HK$21,310 HKD
$2,716 USD
A
Retailer 2
-
HK$21,545 HKD
$2,746 USD
View
Final sale: no returns
A
Retailer 3
-
HK$22,870 HKD
£2,295 GBP
View
A
Retailer 4
-
HK$24,949 HKD
SGD 4,297 SGD
View
A
Retailer 5
-
HK$25,327 HKD
$3,228 USD
View
A
Retailer 6
-
HK$25,745 HKD
A$5,048 AUD
View
Most Expensive
A
GS Diamonds
AN1E-100766587958 · Nov 2
HK$26,316 HKD
A$5,160 AUD
View
6 more retailers have this diamond
Prices start from HK$21,310 HKDSave up to HK$5,006 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+
1.00ct Cushion
HK$21,310 HKD