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Cushion|Natural|GIA

1.30ct E SI1 Cushion Natural Diamond

ID • E/SI1 • GIA 6541950338

Certificate GIA 6541950338

Diamond specifications and retailer prices

From $6,812 NZD
As of November 6, 2026
Save $7,312 NZD (52%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $14,124 NZD at MOH London · As of November 4, 2026
View at MOH London

About this 1.3ct natural cushion diamond

This 1.3ct natural cushion sits in the one-and-a-quarter to one-and-a-half 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 6541950338. Listed at 17 retailers as of November 4, 2026, with prices from $6,812 to $14,124, a $7,312 spread on the same certified stone. MOH London lists it at $14,124. 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

1.30
Carat
E
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.75°
Pavilion angle54.07°
OriginNatural
Grading LabGIA
CertificateGIA 6541950338
Dimensions7.23 × 5.49 × 3.81 mm
L/W Ratio1.32
Top View
7.23 mm5.49 mm1.30 ctE / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6541950338
Side View
Table 65.0%Crown 42.75°Girdle: THN-THKPavilion 54.07°Culet: NoneDepth 69.4%

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: $14,124 NZD|Low: $6,765 NZD|High: $14,236 NZD|Avg: $9,077 NZD|-0.8%
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
Retailer 16
November 6, 2026
Retailer 14$6,812 NZD
Retailer 2$6,844 NZD
Retailer 7$7,755 NZD
Retailer 5$8,206 NZD
Retailer 13$8,220 NZD
Retailer 15$8,370 NZD
Retailer 9$8,624 NZD
Retailer 4$8,673 NZD
Retailer 12$8,760 NZD
Retailer 16$8,891 NZD
Retailer 6$9,164 NZD
Retailer 3$9,277 NZD
Retailer 8$9,346 NZD
Retailer 10$10,004 NZD
Retailer 11$10,847 NZD
MOH London$14,124 NZD

23 data points across 16 retailers

17 retailers$6,812 NZD to $14,124 NZD

A
Cheapest Retailer
-
$6,812 NZD
A
Retailer 2
-
$6,844 NZD
View
A
Retailer 3
-
$7,755 NZD
View
A
Retailer 4
-
$8,206 NZD
View
Final sale: no returns
A
Retailer 5
-
$8,220 NZD
View
B+
Retailer 6
-
$8,370 NZD
View
B+
Retailer 7
-
$8,624 NZD
View
Retailer 8
-
$8,673 NZD
View
Price last confirmed 10 days ago
B+
Retailer 9
-
$8,760 NZD
View
Retailer 10
-
$8,891 NZD
View
Price last confirmed 8 days ago
B+
Retailer 11
-
$9,164 NZD
View
B+
Retailer 12
-
$9,277 NZD
View
B+
Retailer 13
-
$9,346 NZD
View
Retailer 14
-
$9,730 NZD
View
Price last confirmed 28 days ago
B+
Retailer 15
-
$10,004 NZD
View
B+
Retailer 16
-
$10,847 NZD
View
Most Expensive
B
MOH London
41D720B37 · Nov 4
$14,124 NZD
£6,165 GBP
View
16 more retailers have this diamond
Prices start from $6,812 NZDSave up to $7,312 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
1.30ct Cushion
$6,812 NZD