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Cushion|Natural|GIA

1.03ct I SI1 Cushion Natural Diamond

EX • I/SI1 • GIA 2245072355

Certificate GIA 2245072355

Diamond specifications and retailer prices

From HK$6,829 HKD
As of November 1, 2026
Save HK$10,471 HKD (61%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: HK$17,301 HKD at 18carati · As of October 31, 2026
View at 18carati

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 2245072355. Listed at 8 retailers as of October 31, 2026, with prices from HK$6,829 to HK$17,301, a HK$10,471 spread on the same certified stone. 18carati lists it at HK$17,301. 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
FluorescenceFaint
Pavilion angle37.54°
OriginNatural
Grading LabGIA
CertificateGIA 2245072355
Dimensions6.84 × 5.26 × 3.67 mm
L/W Ratio1.30
Key to symbols
Crystal, Feather, Cloud, Needle
Top View
6.84 mm5.26 mm1.03 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2245072355
Side View
Table 63.0%CrownGirdle: THN-THKPavilion 37.54°Culet: NoneDepth 69.9%

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 1
Current: HK$17,301 HKD|Low: HK$6,829 HKD|High: HK$18,723 HKD|Avg: HK$11,775 HKD|-5.4%
18carati
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 2, 2026
Retailer 3HK$6,829 HKD
Retailer 6HK$8,758 HKD
Retailer 2HK$9,083 HKD
Retailer 8HK$9,737 HKD
Retailer 7HK$10,482 HKD
Retailer 4HK$12,883 HKD
Retailer 5HK$17,059 HKD
18caratiHK$17,301 HKD

25 data points across 8 retailers

8 retailersHK$6,829 HKD to HK$17,301 HKD

A
Cheapest Retailer
-
HK$6,829 HKD
A
Retailer 2
-
HK$8,758 HKD
€1,063 EUR
View
A
Retailer 3
-
HK$9,083 HKD
£912 GBP
View
A
Retailer 4
-
HK$9,737 HKD
SGD 1,677 SGD
View
A
Retailer 5
-
HK$10,482 HKD
$1,336 USD
View
A
Retailer 6
-
HK$12,883 HKD
$1,642 USD
View
B+
Retailer 7
-
HK$17,059 HKD
£1,712 GBP
View
Most Expensive
B+
18carati
AT-2355ISI1-0103 · Oct 31
HK$17,301 HKD
€2,100 EUR
View
7 more retailers have this diamond
Prices start from HK$6,829 HKDSave up to HK$10,471 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$6,829 HKD