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Cushion|Natural|GIA

3.51ct E SI1 Cushion Natural Diamond

EX • E/SI1 • GIA 2557628032

Certificate GIA 2557628032

Diamond specifications and retailer prices

From $94,681 NZD
As of November 5, 2026
Save $60,753 NZD (39%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $155,434 NZD at MOH London · As of November 7, 2026
View at MOH London

About this 3.51ct natural cushion diamond

This 3.51ct natural cushion sits in the three to five 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 2557628032. Listed at 13 retailers as of November 5, 2026, with prices from $94,681 to $155,434, a $60,753 spread on the same certified stone. MOH London lists it at $155,434. 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

3.51
Carat
E
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2557628032
Dimensions9.61 × 7.78 × 5.42 mm
L/W Ratio1.24
Culet sizeNone
Top View
9.61 mm7.78 mm3.51 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2557628032
Side View
Table 61.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 69.7%

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 5
Current: $155,434 NZD|Low: $96,101 NZD|High: $158,154 NZD|Avg: $113,728 NZD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 7, 2026
Retailer 10$96,101 NZD
Retailer 7$98,015 NZD
Retailer 9$98,015 NZD
Retailer 6$100,935 NZD
Retailer 2$101,033 NZD
Retailer 11$106,183 NZD
Retailer 3$112,307 NZD
Retailer 8$118,475 NZD
Retailer 4$118,922 NZD
Retailer 5$120,356 NZD
MOH London$155,434 NZD

44 data points across 11 retailers

13 retailers$94,681 NZD to $155,434 NZD

B+
Cheapest Retailer
-
$94,681 NZD
B+
Retailer 2
-
$96,101 NZD
View
B+
Retailer 3
-
$98,015 NZD
View
B+
Retailer 4
-
$98,015 NZD
View
B+
Retailer 5
-
$100,935 NZD
View
B+
Retailer 6
-
$101,033 NZD
View
B+
Retailer 7
-
$106,183 NZD
View
B+
Retailer 8
-
$112,307 NZD
View
B+
Retailer 9
-
$114,351 NZD
View
B+
Retailer 10
-
$118,475 NZD
View
B
Retailer 11
-
$118,922 NZD
View
B
Retailer 12
-
$120,356 NZD
View
Most Expensive
B
MOH London
F8CAE04A5 · Nov 7
$155,434 NZD
£67,847 GBP
View
12 more retailers have this diamond
Prices start from $94,681 NZDSave up to $60,753 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+
3.51ct Cushion
$94,681 NZD