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Cushion|Natural|HRD

1.00ct E SI2 Cushion Natural Diamond

EX • E/SI2 • HRD 210000181942

Shape and cutting style on the report: Cushion

Certificate HRD 210000181942

Diamond specifications and retailer prices

From $1,708 USD
As of November 4, 2026
Save $2,864 USD (63%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $4,572 USD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1ct natural cushion diamond

This 1ct natural cushion sits in the classic one-carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by HRD 210000181942. Listed at 10 retailers as of November 4, 2026, with prices from $1,708 to $4,572, a $2,864 spread on the same certified stone. NZ Jewellers lists it at $4,572. 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
E
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabHRD
CertificateHRD 210000181942
Dimensions5.88 × 4.96 × 3.79 mm
L/W Ratio1.19
Girdle conditionFaceted
Culet sizeNone
Top View
5.88 mm4.96 mm1.00 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateHRD 210000181942
Side View
Table 64.0%CrownGirdle: ThickPavilionCulet: 0.0Depth 76.0%

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 4
Current: $4,572 USD|Low: $1,226 USD|High: $4,572 USD|Avg: $2,218 USD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 6, 2026
Retailer 5$1,226 USD
Retailer 3$1,708 USD
Retailer 11$1,729 USD
Retailer 6$1,874 USD
Retailer 8$1,874 USD
Retailer 12$1,950 USD
Retailer 7$1,961 USD
Retailer 9$2,011 USD
Retailer 4$2,140 USD
Retailer 10$2,163 USD
Retailer 2$2,546 USD
Retailer 13$3,028 USD
NZ Jewellers$4,572 USD

13 data points across 13 retailers

10 retailers$1,708 USD to $4,572 USD

A
Cheapest Retailer
-
$1,708 USD
A
Retailer 2
-
$1,729 USD
View
Final sale: no returns
A
Retailer 3
-
$1,874 USD
View
Retailer 4
-
$1,874 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
$1,950 USD
View
B+
Retailer 6
-
$1,961 USD
View
B+
Retailer 7
-
$2,011 USD
View
B+
Retailer 8
-
$2,163 USD
View
B+
Retailer 9
-
$2,546 USD
View
Most Expensive
B
NZ Jewellers
e10550ea-b670-42e4-b81f-2af8fd6497ef · Nov 5
$4,572 USD
View
9 more retailers have this diamond
Prices start from $1,708 USDSave up to $2,864 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
1.00ct Cushion
$1,708 USD