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Cushion|Natural|GIA

1.00ct K SI2 Cushion Natural Diamond

EX • K/SI2 • GIA 5413612717

Certificate GIA 5413612717

Diamond specifications and retailer prices

From HK$6,293 HKD
As of November 6, 2026
Save HK$17,352 HKD (73%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: HK$23,645 HKD at Adiamor · As of November 5, 2026
View at Adiamor

About this 1ct natural cushion diamond

This 1ct natural cushion sits in the classic one-carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5413612717. Listed at 13 retailers as of November 5, 2026, with prices from HK$6,293 to HK$23,645, a HK$17,352 spread on the same certified stone. Adiamor lists it at HK$23,645. 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

1.00
Carat
K
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 5413612717
Dimensions5.55 × 5.48 × 4.13 mm
L/W Ratio1.01
Top View
5.55 mm5.48 mm1.00 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 5413612717
Side View
Table 58.0%CrownGirdle: VTK-ETKPavilionCulet: NoneDepth 75.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: HK$6,293 HKD|Low: HK$6,293 HKD|High: HK$16,647 HKD|Avg: HK$10,356 HKD|-4.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 1HK$6,293 HKD
Retailer 7HK$6,521 HKD
Retailer 6HK$8,582 HKD
Retailer 9HK$8,982 HKD
Retailer 4HK$9,013 HKD
Retailer 2HK$9,185 HKD
Retailer 5HK$10,134 HKD
Retailer 3HK$12,485 HKD
Retailer 8HK$16,537 HKD

29 data points across 9 retailers

13 retailersHK$6,293 HKD to HK$23,645 HKD

A
Cheapest Retailer
-
HK$6,293 HKD
A
Retailer 2
-
HK$6,521 HKD
View
B+
Retailer 3
-
HK$8,582 HKD
View
Retailer 4
-
HK$8,982 HKD
View
Price last confirmed 8 days ago
B+
Retailer 5
-
HK$9,013 HKD
View
B+
Retailer 6
-
HK$9,052 HKD
View
A
Retailer 7
-
HK$9,185 HKD
View
B+
Retailer 8
-
HK$9,961 HKD
View
B+
Retailer 9
-
HK$10,032 HKD
View
B+
Retailer 10
-
HK$10,134 HKD
View
B+
Retailer 11
-
HK$12,485 HKD
View
Retailer 12
-
HK$16,537 HKD
View
Price last confirmed 8 days ago
Most Expensive
C
Adiamor
D-51269128 · Nov 5
HK$23,645 HKD
$3,017 USD
View
12 more retailers have this diamond
Prices start from HK$6,293 HKDSave up to HK$17,352 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$6,293 HKD