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Cushion|Natural|GIA

1.00ct K SI1 Cushion Natural Diamond

EX • K/SI1 • GIA 7526202437

Certificate GIA 7526202437

Diamond specifications and retailer prices

From $1,696 NZD
As of November 5, 2026
Save $1,757 NZD (51%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $3,452 NZD at MOH London · As of November 2, 2026
View at MOH London

About this 1ct natural cushion diamond

This 1ct natural cushion sits in the classic one-carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7526202437. Listed at 11 retailers as of November 2, 2026, with prices from $1,696 to $3,452, a $1,757 spread on the same certified stone. MOH London lists it at $3,452. 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
K
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 7526202437
Dimensions5.63 × 5.43 × 3.95 mm
L/W Ratio1.04
Girdle conditionFaceted
Key to symbols
Crystal, Indented Natural, Pinpoint, Needle
Top View
5.63 mm5.43 mm1.00 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 7526202437
Side View
Table 64.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 72.7%

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 5
Current: $3,452 NZD|Low: $1,696 NZD|High: $3,494 NZD|Avg: $2,210 NZD|-0.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 8$1,696 NZD
Retailer 10$1,806 NZD
Retailer 2$1,827 NZD
Retailer 6$1,831 NZD
Retailer 7$1,885 NZD
Retailer 9$2,138 NZD
Retailer 4$2,188 NZD
Retailer 5$2,300 NZD
Retailer 3$2,435 NZD
MOH London$3,452 NZD

38 data points across 10 retailers

11 retailers$1,696 NZD to $3,452 NZD

A
Cheapest Retailer
-
$1,696 NZD
A
Retailer 2
-
$1,806 NZD
View
A
Retailer 3
-
$1,827 NZD
View
A
Retailer 4
-
$1,831 NZD
View
Retailer 5
-
$1,885 NZD
View
Price last confirmed 8 days ago
A
Retailer 6
-
$2,037 NZD
View
B+
Retailer 7
-
$2,138 NZD
View
A
Retailer 8
-
$2,188 NZD
View
A
Retailer 9
-
$2,300 NZD
View
A
Retailer 10
-
$2,435 NZD
View
Most Expensive
B
MOH London
8AA58BDB9 · Nov 2
$3,452 NZD
£1,507 GBP
View
10 more retailers have this diamond
Prices start from $1,696 NZDSave up to $1,757 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
$1,696 NZD