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Cushion|Natural|GIA

0.31ct D SI1 Cushion Natural Diamond

EX • D/SI1 • GIA 5556389494

Certificate GIA 5556389494

Diamond specifications and retailer prices

From $791 NZD
$445 USD
As of November 1, 2026
Save $972 NZD (55%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,763 NZD at MOH London · As of October 29, 2026
View at MOH London

About this 0.31ct natural cushion diamond

This 0.31ct natural cushion sits in the sub-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 5556389494. Listed at 11 retailers as of October 29, 2026, with prices from $791 to $1,763, a $972 spread on the same certified stone. MOH London lists it at $1,763. 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

0.31
Carat
D
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5556389494
Dimensions3.93 × 3.92 × 2.68 mm
L/W Ratio1.00
Culet sizeNone
Key to symbols
Etch Channel, Crystal, Twinning Wisp, Feather
Top View
3.93 mm3.92 mm0.31 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 5556389494
Side View
Table 64.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 68.4%

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 1
Current: $1,763 NZD|Low: $791 NZD|High: $1,772 NZD|Avg: $1,135 NZD|+16.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 6$791 NZD
Retailer 3$835 NZD
Retailer 9$890 NZD
Retailer 5$940 NZD
Retailer 11$1,009 NZD
Retailer 8$1,064 NZD
Retailer 10$1,091 NZD
Retailer 4$1,179 NZD
Retailer 7$1,204 NZD
Retailer 2$1,536 NZD
MOH London$1,763 NZD

31 data points across 11 retailers

11 retailers$791 NZD to $1,763 NZD

A
Cheapest Retailer
-
$791 NZD
$445 USD
A
Retailer 2
-
$835 NZD
$470 USD
View
A
Retailer 3
-
$890 NZD
$501 USD
View
B+
Retailer 4
-
$940 NZD
£416 GBP
View
B+
Retailer 5
-
$1,009 NZD
$568 USD
View
B+
Retailer 6
-
$1,064 NZD
£471 GBP
View
B+
Retailer 7
-
$1,091 NZD
$614 USD
View
B+
Retailer 8
-
$1,179 NZD
€632 EUR
View
B+
Retailer 9
-
$1,204 NZD
ZAR 10,940 ZAR
View
B
Retailer 10
-
$1,536 NZD
£680 GBP
View
Most Expensive
B
MOH London
0AB137A9B · Oct 29
$1,763 NZD
£781 GBP
View
10 more retailers have this diamond
Prices start from $791 NZDSave up to $972 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
0.31ct Cushion
$791 NZD