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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 $1,687 NZD
As of November 6, 2026
Save $1,656 NZD (50%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $3,343 NZD 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 $1,687 to $3,343, a $1,656 spread on the same certified stone. MOH London lists it at $3,343. 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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $3,343 NZD|Low: $1,616 NZD|High: $6,048 NZD|Avg: $2,551 NZD|-44.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 5, 2026
Retailer 5$1,687 NZD
Retailer 4$1,786 NZD
Retailer 6$1,912 NZD
Retailer 2$2,120 NZD
Retailer 8$2,150 NZD
Retailer 3$2,208 NZD
Retailer 7$2,897 NZD
MOH London$3,343 NZD

43 data points across 8 retailers

7 retailers$1,687 NZD to $3,343 NZD

A
Cheapest Retailer
-
$1,687 NZD
Final sale: no returns
A
Retailer 2
-
$1,786 NZD
View
Retailer 3
-
$1,912 NZD
View
Price last confirmed 9 days ago
A
Retailer 4
-
$2,120 NZD
View
Retailer 5
-
$2,150 NZD
View
Price last confirmed 11 days ago
A
Retailer 6
-
$2,208 NZD
View
Most Expensive
B+
MOH London
045343688 · Nov 4
$3,343 NZD
£1,459 GBP
View
6 more retailers have this diamond
Prices start from $1,687 NZDSave up to $1,656 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
1.00ct Cushion
$1,687 NZD