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Cushion|Natural|GIA

1.22ct D SI2 Cushion Natural Diamond

ID • D/SI2 • GIA 1559890508

Certificate GIA 1559890508

Diamond specifications and retailer prices

From $4,738 SGD
A$5,688 AUD
As of November 6, 2026
2 retailers carry this diamond
Most expensive: $4,738 SGD at GemTrove
View at GemTrove

About this 1.22ct natural cushion diamond

This 1.22ct 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 1559890508. Listed at 2 retailers as of November 6, 2026. 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

1.22
Carat
D
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 1559890508
Dimensions7.61 × 5.25 × 3.53 mm
L/W Ratio1.45
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather
Top View
7.61 mm5.25 mm1.22 ctD / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1559890508
Side View
Table 65.0%CrownGirdle: THN-THKPavilionCulet: NoneDepth 67.2%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 6
Current: $4,738 SGD|Low: $3,805 SGD|High: $8,195 SGD|Avg: $5,022 SGD
GemTrove
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
September 22, 2026
Retailer 11$3,805 SGD
Retailer 4$3,890 SGD
Retailer 8$4,115 SGD
Retailer 6$4,465 SGD
Retailer 3$4,625 SGD
GemTrove$4,738 SGD
Retailer 2$4,932 SGD
Retailer 10$5,051 SGD
Retailer 9$5,101 SGD
Retailer 5$8,134 SGD
Retailer 7$8,195 SGD

33 data points across 11 retailers

2 retailers

Retailer 1
-
$3,805 SGD
Price last confirmed 62 days ago
Most Expensive
B
GemTrove
GT-N-00946786-98 · Nov 6
$4,738 SGD
A$5,688 AUD
View
1 more retailer has this diamond

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
1.22ct Cushion
$4,738 SGD