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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 $2,573 USD
HK$20,100 HKD
As of November 1, 2026
Save $3,695 USD (59%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $6,267 USD 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 $2,573 to $6,267, a $3,695 spread on the same certified stone. Queensmith lists it at $6,267. 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
Color
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 1
Current: $6,267 USD|Low: $2,547 USD|High: $6,293 USD|Avg: $3,713 USD|+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
Retailer 15
November 1, 2026
Retailer 11$2,573 USD
Retailer 2$2,697 USD
Retailer 3$3,016 USD
Retailer 15$3,062 USD
Retailer 4$3,154 USD
Retailer 8$3,333 USD
Retailer 14$3,417 USD
Retailer 5$3,561 USD
Retailer 9$3,571 USD
Retailer 6$3,583 USD
Retailer 7$3,640 USD
Retailer 12$4,001 USD
Retailer 10$4,200 USD
Retailer 13$5,744 USD
Queensmith$6,267 USD

23 data points across 15 retailers

19 retailers$2,573 USD to $6,267 USD

B+
Cheapest Retailer
-
$2,573 USD
HK$20,100 HKD
B+
Retailer 2
-
$2,697 USD
₹256,871 INR
View
B+
Retailer 3
-
$3,016 USD
SGD 4,075 SGD
View
B+
Retailer 4
-
$3,062 USD
View
B+
Retailer 5
-
$3,154 USD
View
Final sale: no returns
B+
Retailer 6
-
$3,191 USD
View
B+
Retailer 7
-
$3,195 USD
View
B+
Retailer 8
-
$3,333 USD
£2,624 GBP
View
B+
Retailer 9
-
$3,385 USD
A$5,208 AUD
View
B+
Retailer 10
-
$3,417 USD
View
B
Retailer 11
-
$3,561 USD
View
B+
Retailer 12
-
$3,571 USD
£2,812 GBP
View
B
Retailer 13
-
$3,583 USD
SGD 4,842 SGD
View
B
Retailer 14
-
$3,640 USD
View
Retailer 15
-
$3,698 USD
A$5,689 AUD
View
Price last confirmed 28 days ago
B
Retailer 16
-
$4,001 USD
€3,810 EUR
View
B
Retailer 17
-
$4,200 USD
ZAR 67,848 ZAR
View
B
Retailer 18
-
$5,744 USD
£4,523 GBP
View
Most Expensive
B
Queensmith
5556836886 · Oct 28
$6,267 USD
£4,935 GBP
View
18 more retailers have this diamond
Prices start from $2,573 USDSave up to $3,695 USD

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
$2,573 USD