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Cushion|Natural|GIA

1.00ct H SI2 Cushion Natural Diamond

ID • H/SI2 • GIA 1559568970

Certificate GIA 1559568970

Diamond specifications and retailer prices

From $1,198 SGD
As of November 6, 2026
Save $1,176 SGD (50%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $2,375 SGD at MOH London · As of November 4, 2026
View at MOH London

About this 1ct natural cushion diamond

This 1ct natural cushion sits in the classic one-carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1559568970. Listed at 7 retailers as of November 4, 2026, with prices from $1,198 to $2,375, a $1,176 spread on the same certified stone. MOH London lists it at $2,375. 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

1.00
Carat
H
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1559568970
Dimensions5.87 × 5.67 × 3.85 mm
L/W Ratio1.04
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Feather, Crystal, Cloud, Needle
Top View
5.87 mm5.67 mm1.00 ctH / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1559568970
Side View
Table 67.0%CrownGirdle: THK-THKPavilionCulet: NoneDepth 67.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $2,375 SGD|Low: $1,148 SGD|High: $4,297 SGD|Avg: $1,813 SGD|-44.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 5, 2026
Retailer 5$1,198 SGD
Retailer 4$1,269 SGD
Retailer 6$1,358 SGD
Retailer 2$1,506 SGD
Retailer 8$1,528 SGD
Retailer 3$1,569 SGD
Retailer 7$2,058 SGD
MOH London$2,375 SGD

43 data points across 8 retailers

7 retailers$1,198 SGD to $2,375 SGD

A
Cheapest Retailer
-
$1,198 SGD
Final sale: no returns
A
Retailer 2
-
$1,269 SGD
View
Retailer 3
-
$1,358 SGD
View
Price last confirmed 9 days ago
A
Retailer 4
-
$1,506 SGD
View
Retailer 5
-
$1,528 SGD
View
Price last confirmed 11 days ago
A
Retailer 6
-
$1,569 SGD
View
Most Expensive
B+
MOH London
045343688 · Nov 4
$2,375 SGD
£1,459 GBP
View
6 more retailers have this diamond
Prices start from $1,198 SGDSave up to $1,176 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.

A
1.00ct Cushion
$1,198 SGD