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Cushion|Natural|GIA

1.20ct D SI2 Cushion Natural Diamond

ID • D/SI2 • GIA 1559572833

Certificate GIA 1559572833

Diamond specifications and retailer prices

From $2,035 USD
HK$15,900 HKD
As of November 1, 2026
Save $3,648 USD (64%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $5,683 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 D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1559572833. Listed at 13 retailers as of October 28, 2026, with prices from $2,035 to $5,683, a $3,648 spread on the same certified stone. Queensmith lists it at $5,683. 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
D
Color
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 1559572833
Dimensions6.96 × 5.34 × 3.61 mm
L/W Ratio1.30
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Feather, Crystal, Cavity, Indented Natural, Pinpoint, Natural
Top View
6.96 mm5.34 mm1.20 ctD / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 1559572833
Side View
Table 66.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 67.5%

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: Nov 1
Current: $5,683 USD|Low: $2,022 USD|High: $5,791 USD|Avg: $3,227 USD|+1.4%
Queensmith
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 3, 2026
Retailer 7$2,035 USD
Retailer 2$2,147 USD
Retailer 4$2,461 USD
Retailer 10$2,496 USD
Retailer 3$2,807 USD
Retailer 9$2,846 USD
Retailer 5$2,863 USD
Retailer 11$2,940 USD
Retailer 8$3,378 USD
Retailer 6$4,738 USD
Queensmith$5,683 USD

32 data points across 11 retailers

13 retailers$2,035 USD to $5,683 USD

A
Cheapest Retailer
-
$2,035 USD
HK$15,900 HKD
A
Retailer 2
-
$2,147 USD
₹204,506 INR
View
A
Retailer 3
-
$2,461 USD
SGD 3,325 SGD
View
A
Retailer 4
-
$2,496 USD
View
Final sale: no returns
A
Retailer 5
-
$2,615 USD
View
Retailer 6
-
$2,807 USD
View
Price last confirmed 18 days ago
B+
Retailer 7
-
$2,846 USD
A$4,378 AUD
View
B+
Retailer 8
-
$2,846 USD
View
B+
Retailer 9
-
$2,863 USD
£2,254 GBP
View
B+
Retailer 10
-
$2,940 USD
View
B+
Retailer 11
-
$3,378 USD
€3,217 EUR
View
B
Retailer 12
-
$4,738 USD
£3,731 GBP
View
Most Expensive
B
Queensmith
1559572833 · Oct 28
$5,683 USD
£4,475 GBP
View
12 more retailers have this diamond
Prices start from $2,035 USDSave up to $3,648 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.

A
1.20ct Cushion
$2,035 USD