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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 $3,617 NZD
HK$15,900 HKD
As of November 1, 2026
Save $6,484 NZD (64%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $10,101 NZD 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 $3,617 to $10,101, a $6,484 spread on the same certified stone. Queensmith lists it at $10,101. 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
Colour
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: $10,101 NZD|Low: $3,594 NZD|High: $10,293 NZD|Avg: $5,827 NZD|+1.4%
Queensmith
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 6$3,617 NZD
Retailer 2$3,818 NZD
Retailer 11$4,355 NZD
Retailer 9$4,436 NZD
Retailer 3$4,989 NZD
Retailer 8$5,058 NZD
Retailer 4$5,138 NZD
Retailer 10$5,225 NZD
Retailer 7$6,003 NZD
Retailer 5$8,422 NZD
Queensmith$10,101 NZD

33 data points across 11 retailers

13 retailers$3,617 NZD to $10,101 NZD

A
Cheapest Retailer
-
$3,617 NZD
HK$15,900 HKD
A
Retailer 2
-
$3,818 NZD
₹204,576 INR
View
A
Retailer 3
-
$4,355 NZD
SGD 3,311 SGD
View
A
Retailer 4
-
$4,436 NZD
$2,496 USD
View
Final sale: no returns
A
Retailer 5
-
$4,648 NZD
$2,615 USD
View
Retailer 6
-
$4,989 NZD
$2,807 USD
View
Price last confirmed 17 days ago
B+
Retailer 7
-
$5,058 NZD
A$4,378 AUD
View
B+
Retailer 8
-
$5,058 NZD
$2,846 USD
View
B+
Retailer 9
-
$5,138 NZD
£2,276 GBP
View
B+
Retailer 10
-
$5,225 NZD
$2,940 USD
View
B+
Retailer 11
-
$6,003 NZD
€3,217 EUR
View
B
Retailer 12
-
$8,422 NZD
£3,731 GBP
View
Most Expensive
B
Queensmith
1559572833 · Oct 28
$10,101 NZD
£4,475 GBP
View
12 more retailers have this diamond
Prices start from $3,617 NZDSave up to $6,484 NZD

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
$3,617 NZD