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Cushion|Natural|GIA

0.90ct G SI2 Cushion Natural Diamond

ID • G/SI2 • GIA 6521621544

Certificate GIA 6521621544

Diamond specifications and retailer prices

From HK$8,630 HKD
$1,100 USD
As of October 31, 2026
Save HK$17,077 HKD (66%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: HK$25,707 HKD at Queensmith · As of October 28, 2026
View at Queensmith

About this 0.9ct natural cushion diamond

This 0.9ct natural cushion sits in the just-under-one-carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6521621544. Listed at 10 retailers as of October 28, 2026, with prices from HK$8,630 to HK$25,707, a HK$17,077 spread on the same certified stone. Queensmith lists it at HK$25,707. 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

0.90
Carat
G
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6521621544
Dimensions6.67 × 4.88 × 3.34 mm
L/W Ratio1.37
Top View
6.67 mm4.88 mm0.90 ctG / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6521621544
Side View
Table 65.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 68.5%

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: Oct 31
Current: HK$25,707 HKD|Low: HK$8,191 HKD|High: HK$25,757 HKD|Avg: HK$13,024 HKD|+2.2%
Queensmith
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 7HK$8,630 HKD
Retailer 9HK$8,709 HKD
Retailer 10HK$9,682 HKD
Retailer 8HK$9,807 HKD
Retailer 6HK$10,061 HKD
Retailer 11HK$10,411 HKD
Retailer 4HK$11,793 HKD
Retailer 3HK$13,351 HKD
Retailer 5HK$14,408 HKD
Retailer 2HK$18,912 HKD
QueensmithHK$25,707 HKD

42 data points across 11 retailers

10 retailersHK$8,630 HKD to HK$25,707 HKD

A
Cheapest Retailer
-
HK$8,630 HKD
$1,100 USD
Final sale: no returns
A
Retailer 2
-
HK$8,709 HKD
$1,110 USD
View
A
Retailer 3
-
HK$9,807 HKD
$1,250 USD
View
A
Retailer 4
-
HK$10,061 HKD
$1,282 USD
View
A
Retailer 5
-
HK$10,411 HKD
$1,327 USD
View
A
Retailer 6
-
HK$11,793 HKD
£1,184 GBP
View
B+
Retailer 7
-
HK$13,351 HKD
A$2,618 AUD
View
B+
Retailer 8
-
HK$14,408 HKD
€1,749 EUR
View
B+
Retailer 9
-
HK$18,912 HKD
£1,898 GBP
View
Most Expensive
B
Queensmith
6521621544 · Oct 28
HK$25,707 HKD
£2,580 GBP
View
9 more retailers have this diamond
Prices start from HK$8,630 HKDSave up to HK$17,077 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
0.90ct Cushion
HK$8,630 HKD