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Cushion|Natural|GIA

1.01ct H SI1 Cushion Natural Diamond

EX • H/SI1 • GIA 6551542090

Certificate GIA 6551542090

Diamond specifications and retailer prices

From $1,970 NZD
As of November 6, 2026
Save $1,929 NZD (49%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $3,899 NZD at MOH London · As of November 4, 2026
View at MOH London

About this 1.01ct natural cushion diamond

This 1.01ct natural cushion sits in the classic one-carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6551542090. Listed at 11 retailers as of November 4, 2026, with prices from $1,970 to $3,899, a $1,929 spread on the same certified stone. MOH London lists it at $3,899. 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

1.01
Carat
H
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6551542090
Dimensions5.99 × 5.69 × 3.92 mm
L/W Ratio1.05
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Cloud, Cavity, Needle
Top View
5.99 mm5.69 mm1.01 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6551542090
Side View
Table 65.0%CrownGirdle: STK-STKPavilionCulet: NoneDepth 68.9%

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: $3,899 NZD|Low: $1,970 NZD|High: $4,749 NZD|Avg: $2,962 NZD|-17.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 5, 2026
Retailer 8$1,970 NZD
Retailer 7$2,044 NZD
Retailer 5$2,047 NZD
Retailer 11$2,307 NZD
Retailer 4$2,410 NZD
Retailer 10$2,430 NZD
Retailer 2$2,605 NZD
Retailer 6$2,655 NZD
Retailer 9$3,390 NZD
Retailer 3$3,494 NZD
MOH London$3,899 NZD

36 data points across 11 retailers

11 retailers$1,970 NZD to $3,899 NZD

A
Cheapest Retailer
-
$1,970 NZD
Final sale: no returns
A
Retailer 2
-
$2,044 NZD
View
A
Retailer 3
-
$2,047 NZD
View
Retailer 4
-
$2,307 NZD
View
Price last confirmed 11 days ago
A
Retailer 5
-
$2,410 NZD
View
Retailer 6
-
$2,430 NZD
View
Price last confirmed 9 days ago
A
Retailer 7
-
$2,605 NZD
View
A
Retailer 8
-
$2,655 NZD
View
A
Retailer 9
-
$3,390 NZD
View
Retailer 10
-
$3,494 NZD
View
Price last confirmed 33 days ago
Most Expensive
B+
MOH London
331A60AD6 · Nov 4
$3,899 NZD
£1,702 GBP
View
10 more retailers have this diamond
Prices start from $1,970 NZDSave up to $1,929 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
1.01ct Cushion
$1,970 NZD