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Cushion|Natural|GIA

1.03ct I SI1 Cushion Natural Diamond

EX • I/SI1 • GIA 2556000386

Certificate GIA 2556000386

Diamond specifications and retailer prices

From HK$9,428 HKD
As of November 6, 2026
Save HK$11,464 HKD (55%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: HK$20,892 HKD at MOH London · As of November 4, 2026
View at MOH London

About this 1.03ct natural cushion diamond

This 1.03ct natural cushion sits in the classic one-carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2556000386. Listed at 22 retailers as of November 4, 2026, with prices from HK$9,428 to HK$20,892, a HK$11,464 spread on the same certified stone. MOH London lists it at HK$20,892. 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

1.03
Carat
I
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2556000386
Dimensions6.45 × 5.28 × 3.67 mm
L/W Ratio1.22
Top View
6.45 mm5.28 mm1.03 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2556000386
Side View
Table 65.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 69.6%

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 6
Current: HK$20,892 HKD|Low: HK$9,225 HKD|High: HK$21,062 HKD|Avg: HK$12,806 HKD|-0.8%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
November 6, 2026
Retailer 4HK$9,428 HKD
Retailer 19HK$9,985 HKD
Retailer 6HK$10,001 HKD
Retailer 16HK$10,447 HKD
Retailer 7HK$10,463 HKD
Retailer 9HK$11,035 HKD
Retailer 2HK$11,066 HKD
Retailer 3HK$11,286 HKD
Retailer 18HK$11,584 HKD
Retailer 12HK$11,599 HKD
Retailer 11HK$11,795 HKD
Retailer 5HK$12,477 HKD
Retailer 10HK$12,603 HKD
Retailer 8HK$13,104 HKD
Retailer 15HK$13,206 HKD
Retailer 14HK$14,593 HKD
Retailer 13HK$16,239 HKD
Retailer 17HK$19,178 HKD
MOH LondonHK$20,892 HKD

20 data points across 19 retailers

22 retailersHK$9,428 HKD to HK$20,892 HKD

A
Cheapest Retailer
-
HK$9,428 HKD
A
Retailer 2
-
HK$9,985 HKD
View
A
Retailer 3
-
HK$10,001 HKD
View
Final sale: no returns
A
Retailer 4
-
HK$10,447 HKD
View
A
Retailer 5
-
HK$10,463 HKD
View
A
Retailer 6
-
HK$11,035 HKD
View
A
Retailer 7
-
HK$11,066 HKD
View
A
Retailer 8
-
HK$11,286 HKD
View
A
Retailer 9
-
HK$11,584 HKD
View
A
Retailer 10
-
HK$11,599 HKD
View
A
Retailer 11
-
HK$11,795 HKD
View
A
Retailer 12
-
HK$11,795 HKD
View
A
Retailer 13
-
HK$12,477 HKD
View
Retailer 14
-
HK$12,603 HKD
View
Price last confirmed 18 days ago
A
Retailer 15
-
HK$13,104 HKD
View
A
Retailer 16
-
HK$13,206 HKD
View
A
Retailer 17
-
HK$13,943 HKD
View
A
Retailer 18
-
HK$14,593 HKD
View
Retailer 19
-
HK$16,114 HKD
View
Price last confirmed 33 days ago
B+
Retailer 20
-
HK$16,239 HKD
View
B+
Retailer 21
-
HK$19,178 HKD
View
Most Expensive
B
MOH London
4D85DBF5B · Nov 4
HK$20,892 HKD
£2,099 GBP
View
21 more retailers have this diamond
Prices start from HK$9,428 HKDSave up to HK$11,464 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
1.03ct Cushion
HK$9,428 HKD