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Cushion|Natural|GIA

1.00ct E SI1 Cushion Natural Diamond

ID • E/SI1 • GIA 5556749718

Certificate GIA 5556749718

Diamond specifications and retailer prices

From $2,354 NZD
$1,327 USD
As of October 30, 2026
Save $2,916 NZD (55%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $5,271 NZD at MOH London · As of October 29, 2026
View at MOH London

About this 1ct natural cushion diamond

This 1ct natural cushion sits in the classic one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5556749718. Listed at 11 retailers as of October 29, 2026, with prices from $2,354 to $5,271, a $2,916 spread on the same certified stone. MOH London lists it at $5,271. 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
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 5556749718
Dimensions6.57 × 5.26 × 3.57 mm
L/W Ratio1.25
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Cloud, Feather, Needle
Top View
6.57 mm5.26 mm1.00 ctE / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 5556749718
Side View
Table 60.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 67.8%

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: Oct 30
Current: $5,271 NZD|Low: $2,268 NZD|High: $5,611 NZD|Avg: $3,422 NZD|-5.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
October 29, 2026
Retailer 8$2,354 NZD
Retailer 12$2,450 NZD
Retailer 2$2,626 NZD
Retailer 3$2,883 NZD
Retailer 4$2,890 NZD
Retailer 9$3,114 NZD
Retailer 14$3,165 NZD
Retailer 5$3,211 NZD
Retailer 7$3,408 NZD
Retailer 10$3,455 NZD
Retailer 6$3,549 NZD
Retailer 15$3,871 NZD
Retailer 13$4,130 NZD
Retailer 11$4,305 NZD
MOH London$5,271 NZD

36 data points across 15 retailers

11 retailers$2,354 NZD to $5,271 NZD

A
Cheapest Retailer
-
$2,354 NZD
$1,327 USD
Final sale: no returns
A
Retailer 2
-
$2,626 NZD
$1,480 USD
View
Retailer 3
-
$2,883 NZD
$1,625 USD
View
Price last confirmed 26 days ago
Retailer 4
-
$2,890 NZD
$1,629 USD
View
Price last confirmed 24 days ago
A
Retailer 5
-
$3,114 NZD
$1,755 USD
View
Retailer 6
-
$3,165 NZD
$1,784 USD
View
Price last confirmed 24 days ago
Retailer 7
-
$3,408 NZD
$1,921 USD
View
Price last confirmed 23 days ago
Retailer 8
-
$3,549 NZD
$2,000 USD
View
Price last confirmed 23 days ago
Retailer 9
-
$3,871 NZD
ZAR 35,242 ZAR
View
Price last confirmed 27 days ago
Retailer 10
-
$4,130 NZD
A$3,581 AUD
View
Price last confirmed 26 days ago
Most Expensive
B+
MOH London
FAAA90EC6 · Oct 29
$5,271 NZD
£2,339 GBP
View
10 more retailers have this diamond
Prices start from $2,354 NZDSave up to $2,916 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
$2,354 NZD