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Cushion|Natural|GIA

1.30ct D SI1 Cushion Natural Diamond

EX • D/SI1 • GIA 7436877616

Certificate GIA 7436877616

Diamond specifications and retailer prices

From $8,973 NZD
As of November 4, 2026
Save $7,371 NZD (45%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $16,344 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 D 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 7436877616. Listed at 8 retailers as of November 4, 2026, with prices from $8,973 to $16,344, a $7,371 spread on the same certified stone. MOH London lists it at $16,344. 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
D
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceStrong
Crown angle39.43°
Pavilion angle30.75°
OriginNatural
Grading LabGIA
CertificateGIA 7436877616
Dimensions6.79 × 5.38 × 3.94 mm
L/W Ratio1.26
Top View
6.79 mm5.38 mm1.30 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceStrong
CertificateGIA 7436877616
Side View
Table 60.0%Crown 39.43°Girdle: Slightly ThickPavilion 30.75°Culet: NDepth 73.3%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $16,344 NZD|Low: $8,495 NZD|High: $16,584 NZD|Avg: $11,468 NZD|+2.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 8$8,973 NZD
Retailer 6$9,496 NZD
Retailer 7$10,289 NZD
Retailer 5$10,344 NZD
Retailer 2$11,577 NZD
Retailer 4$12,095 NZD
Retailer 3$12,553 NZD
MOH London$16,344 NZD

43 data points across 8 retailers

8 retailers$8,973 NZD to $16,344 NZD

B+
Cheapest Retailer
-
$8,973 NZD
B+
Retailer 2
-
$9,496 NZD
View
Final sale: no returns
Retailer 3
-
$10,289 NZD
View
Price last confirmed 9 days ago
Retailer 4
-
$10,344 NZD
View
Price last confirmed 20 days ago
B
Retailer 5
-
$11,577 NZD
View
B
Retailer 6
-
$12,095 NZD
View
B
Retailer 7
-
$12,553 NZD
View
Most Expensive
B
MOH London
52759B235 · Nov 4
$16,344 NZD
£7,134 GBP
View
7 more retailers have this diamond
Prices start from $8,973 NZDSave up to $7,371 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.

B+
1.30ct Cushion
$8,973 NZD