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Cushion|Natural|GIA

1.20ct H SI1 Cushion Natural Diamond

EX • H/SI1 • GIA 6545872782

Certificate GIA 6545872782

Diamond specifications and retailer prices

From HK$21,392 HKD
As of November 2, 2026
Save HK$28,979 HKD (58%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: HK$50,371 HKD at Queensmith · As of October 28, 2026
View at Queensmith

About this 1.2ct natural cushion diamond

This 1.2ct natural cushion sits in the classic one-carat band, graded H 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 6545872782. Listed at 19 retailers as of October 28, 2026, with prices from HK$21,392 to HK$50,371, a HK$28,979 spread on the same certified stone. Queensmith lists it at HK$50,371. 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

1.20
Carat
H
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6545872782
Dimensions7.17 × 5.50 × 3.74 mm
L/W Ratio1.30
Top View
7.17 mm5.50 mm1.20 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 6545872782
Side View
Table 66.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 67.9%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: HK$50,371 HKD|Low: HK$21,392 HKD|High: HK$50,570 HKD|Avg: HK$30,596 HKD|+2.2%
Queensmith
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
November 2, 2026
Retailer 8HK$21,392 HKD
Retailer 2HK$22,305 HKD
Retailer 4HK$25,193 HKD
Retailer 3HK$25,563 HKD
Retailer 12HK$25,853 HKD
Retailer 9HK$27,322 HKD
Retailer 6HK$28,254 HKD
Retailer 11HK$29,151 HKD
Retailer 13HK$29,276 HKD
Retailer 7HK$29,948 HKD
Retailer 5HK$30,278 HKD
Retailer 10HK$32,781 HKD
Retailer 15HK$34,734 HKD
Retailer 14HK$47,262 HKD
QueensmithHK$50,371 HKD

23 data points across 15 retailers

19 retailersHK$21,392 HKD to HK$50,371 HKD

B+
Cheapest Retailer
-
HK$21,392 HKD
B+
Retailer 2
-
HK$22,305 HKD
₹270,743 INR
View
B+
Retailer 3
-
HK$25,193 HKD
SGD 4,339 SGD
View
B+
Retailer 4
-
HK$25,563 HKD
$3,258 USD
View
B+
Retailer 5
-
HK$25,853 HKD
$3,295 USD
View
Final sale: no returns
B
Retailer 6
-
HK$26,661 HKD
$3,398 USD
View
B
Retailer 7
-
HK$26,677 HKD
$3,400 USD
View
B+
Retailer 8
-
HK$27,322 HKD
£2,742 GBP
View
Retailer 9
-
HK$28,254 HKD
$3,601 USD
View
Price last confirmed 17 days ago
B
Retailer 10
-
HK$28,346 HKD
A$5,558 AUD
View
B
Retailer 11
-
HK$29,151 HKD
$3,715 USD
View
B
Retailer 12
-
HK$29,276 HKD
£2,938 GBP
View
B
Retailer 13
-
HK$29,948 HKD
SGD 5,158 SGD
View
B
Retailer 14
-
HK$30,278 HKD
$3,859 USD
View
Retailer 15
-
HK$30,532 HKD
A$5,987 AUD
View
Price last confirmed 24 days ago
B
Retailer 16
-
HK$32,781 HKD
€3,979 EUR
View
B
Retailer 17
-
HK$34,734 HKD
ZAR 71,517 ZAR
View
B
Retailer 18
-
HK$47,262 HKD
£4,743 GBP
View
Most Expensive
B
Queensmith
6545872782 · Oct 28
HK$50,371 HKD
£5,055 GBP
View
18 more retailers have this diamond
Prices start from HK$21,392 HKDSave up to HK$28,979 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.

B+
1.20ct Cushion
HK$21,392 HKD