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Cushion|Natural|GIA

1.20ct H SI1 Cushion Natural Diamond

EX • H/SI1 • GIA 1559836848

Certificate GIA 1559836848

Diamond specifications and retailer prices

From HK$22,697 HKD
As of November 2, 2026
Save HK$29,368 HKD (56%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: HK$52,065 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 1559836848. Listed at 19 retailers as of October 28, 2026, with prices from HK$22,697 to HK$52,065, a HK$29,368 spread on the same certified stone. Queensmith lists it at HK$52,065. 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
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1559836848
Dimensions7.70 × 5.44 × 3.42 mm
L/W Ratio1.42
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Cloud, Needle
Top View
7.70 mm5.44 mm1.20 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1559836848
Side View
Table 67.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 62.9%

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$52,065 HKD|Low: HK$22,697 HKD|High: HK$52,264 HKD|Avg: HK$32,640 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 9HK$22,697 HKD
Retailer 8HK$23,666 HKD
Retailer 6HK$26,726 HKD
Retailer 5HK$27,108 HKD
Retailer 13HK$27,728 HKD
Retailer 10HK$29,301 HKD
Retailer 4HK$30,286 HKD
Retailer 14HK$30,728 HKD
Retailer 12HK$31,188 HKD
Retailer 2HK$31,463 HKD
Retailer 7HK$32,583 HKD
Retailer 11HK$35,153 HKD
Retailer 3HK$37,227 HKD
Retailer 15HK$50,650 HKD
QueensmithHK$52,065 HKD

25 data points across 15 retailers

19 retailersHK$22,697 HKD to HK$52,065 HKD

B+
Cheapest Retailer
-
HK$22,697 HKD
B+
Retailer 2
-
HK$23,666 HKD
₹287,260 INR
View
B+
Retailer 3
-
HK$26,726 HKD
SGD 4,603 SGD
View
B
Retailer 4
-
HK$27,108 HKD
$3,455 USD
View
B+
Retailer 5
-
HK$27,728 HKD
$3,534 USD
View
Final sale: no returns
B
Retailer 6
-
HK$28,034 HKD
$3,573 USD
View
B
Retailer 7
-
HK$28,050 HKD
$3,575 USD
View
B
Retailer 8
-
HK$29,301 HKD
£2,941 GBP
View
B
Retailer 9
-
HK$29,723 HKD
A$5,828 AUD
View
B
Retailer 10
-
HK$30,286 HKD
$3,860 USD
View
B
Retailer 11
-
HK$30,728 HKD
£3,084 GBP
View
B
Retailer 12
-
HK$31,188 HKD
$3,975 USD
View
B
Retailer 13
-
HK$31,463 HKD
$4,010 USD
View
B
Retailer 14
-
HK$32,583 HKD
$4,153 USD
View
Retailer 15
-
HK$32,710 HKD
A$6,414 AUD
View
Price last confirmed 24 days ago
B
Retailer 16
-
HK$35,153 HKD
€4,267 EUR
View
B
Retailer 17
-
HK$37,227 HKD
ZAR 76,651 ZAR
View
B
Retailer 18
-
HK$50,650 HKD
£5,083 GBP
View
Most Expensive
B
Queensmith
1559836848 · Oct 28
HK$52,065 HKD
£5,225 GBP
View
18 more retailers have this diamond
Prices start from HK$22,697 HKDSave up to HK$29,368 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$22,697 HKD