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Cushion|Natural|GIA

1.01ct G SI1 Cushion Natural Diamond

EX • G/SI1 • GIA 1558080975

Certificate GIA 1558080975

Diamond specifications and retailer prices

From HK$10,541 HKD
As of November 4, 2026
Save HK$2,774 HKD (21%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: HK$13,316 HKD at Blue Nile · As of November 5, 2026
View at Blue Nile

About this 1.01ct natural cushion diamond

This 1.01ct natural cushion sits in the classic one-carat band, graded G 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 1558080975. Listed at 8 retailers as of November 4, 2026, with prices from HK$10,541 to HK$13,316, a HK$2,774 spread on the same certified stone. Blue Nile lists it at HK$13,316. 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

1.01
Carat
G
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1558080975
Dimensions5.58 × 5.53 × 3.73 mm
L/W Ratio1.01
Culet sizeNone
Key to symbols
Crystal, Feather, Needle
Top View
5.58 mm5.53 mm1.01 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1558080975
Side View
Table 61.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 67.5%

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 4
Current: HK$13,316 HKD|Low: HK$9,601 HKD|High: HK$14,515 HKD|Avg: HK$12,009 HKD|-8.3%
Blue Nile
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 3HK$10,541 HKD
Retailer 5HK$11,012 HKD
Retailer 7HK$11,066 HKD
Retailer 4HK$11,160 HKD
Retailer 2HK$11,921 HKD
Retailer 6HK$12,587 HKD
Retailer 8HK$13,183 HKD
Blue NileHK$13,316 HKD

40 data points across 8 retailers

8 retailersHK$10,541 HKD to HK$13,316 HKD

A
Cheapest Retailer
-
HK$10,541 HKD
A
Retailer 2
-
HK$11,012 HKD
View
Final sale: no returns
A
Retailer 3
-
HK$11,066 HKD
View
A
Retailer 4
-
HK$11,160 HKD
View
A
Retailer 5
-
HK$11,921 HKD
View
A
Retailer 6
-
HK$12,587 HKD
View
A
Retailer 7
-
HK$13,183 HKD
View
Most Expensive
A
Blue Nile
28906555 · Nov 5
HK$13,316 HKD
$1,699 USD
View
7 more retailers have this diamond
Prices start from HK$10,541 HKDSave up to HK$2,774 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
1.01ct Cushion
HK$10,541 HKD