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Cushion|Natural|GIA

1.20ct H SI1 Cushion Natural Diamond

ID • H/SI1 • GIA 5556836886

Certificate GIA 5556836886

Diamond specifications and retailer prices

From $3,258 SGD
HK$19,900 HKD
As of November 2, 2026
Save $4,758 SGD (59%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $8,015 SGD 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 5556836886. Listed at 19 retailers as of October 28, 2026, with prices from $3,258 to $8,015, a $4,758 spread on the same certified stone. Queensmith lists it at $8,015. 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
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5556836886
Dimensions7.40 × 5.38 × 3.64 mm
L/W Ratio1.38
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Feather, Crystal, Cloud, Cavity, Needle
Top View
7.40 mm5.38 mm1.20 ctH / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 5556836886
Side View
Table 63.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 67.6%

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: $8,015 SGD|Low: $3,258 SGD|High: $8,048 SGD|Avg: $4,738 SGD|+2.3%
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
November 2, 2026
Retailer 7$3,258 SGD
Retailer 2$3,416 SGD
Retailer 5$3,857 SGD
Retailer 4$3,916 SGD
Retailer 11$3,997 SGD
Retailer 8$4,223 SGD
Retailer 3$4,370 SGD
Retailer 10$4,514 SGD
Retailer 12$4,525 SGD
Retailer 6$4,582 SGD
Retailer 9$5,067 SGD
Retailer 13$5,371 SGD
Retailer 14$7,346 SGD
Queensmith$8,015 SGD

23 data points across 14 retailers

19 retailers$3,258 SGD to $8,015 SGD

B+
Cheapest Retailer
-
$3,258 SGD
HK$19,900 HKD
B+
Retailer 2
-
$3,416 SGD
₹254,414 INR
View
B+
Retailer 3
-
$3,857 SGD
View
B+
Retailer 4
-
$3,916 SGD
$3,062 USD
View
B+
Retailer 5
-
$3,997 SGD
$3,125 USD
View
Final sale: no returns
B+
Retailer 6
-
$4,081 SGD
$3,191 USD
View
B+
Retailer 7
-
$4,086 SGD
$3,195 USD
View
B+
Retailer 8
-
$4,223 SGD
£2,600 GBP
View
B+
Retailer 9
-
$4,329 SGD
A$5,208 AUD
View
B+
Retailer 10
-
$4,370 SGD
$3,417 USD
View
B
Retailer 11
-
$4,514 SGD
$3,530 USD
View
B+
Retailer 12
-
$4,525 SGD
£2,786 GBP
View
B
Retailer 13
-
$4,582 SGD
View
B
Retailer 14
-
$4,655 SGD
$3,640 USD
View
Retailer 15
-
$4,729 SGD
A$5,689 AUD
View
Price last confirmed 29 days ago
B
Retailer 16
-
$5,067 SGD
€3,773 EUR
View
B
Retailer 17
-
$5,371 SGD
ZAR 67,848 ZAR
View
B
Retailer 18
-
$7,346 SGD
£4,523 GBP
View
Most Expensive
B
Queensmith
5556836886 · Oct 28
$8,015 SGD
£4,935 GBP
View
18 more retailers have this diamond
Prices start from $3,258 SGDSave up to $4,758 SGD

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
$3,258 SGD