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Cushion|Natural|GIA

0.30ct E SI1 Cushion Natural Diamond

EX • E/SI1 • GIA 2557052790

Certificate GIA 2557052790

Diamond specifications and retailer prices

From $651 NZD
$367 USD
As of October 27, 2026
Save $949 NZD (59%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,600 NZD at MOH London · As of October 29, 2026
View at MOH London

About this 0.3ct natural cushion diamond

This 0.3ct natural cushion sits in the sub-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 2557052790. Listed at 17 retailers as of October 27, 2026, with prices from $651 to $1,600, a $949 spread on the same certified stone. MOH London lists it at $1,600. 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

0.30
Carat
E
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle32°
Pavilion angle37.2°
OriginNatural
Grading LabGIA
CertificateGIA 2557052790
Dimensions3.81 × 3.73 × 2.61 mm
L/W Ratio1.02
Top View
3.81 mm3.73 mm0.30 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2557052790
Side View
Table 65.0%Crown 32°Girdle: MED-VTKPavilion 37.2°Culet: NoneDepth 70.0%

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: Oct 27
Current: $1,600 NZD|Low: $411 NZD|High: $1,609 NZD|Avg: $808 NZD|+20.1%
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
Retailer 17
Retailer 18
Retailer 19
October 30, 2026
Retailer 5$411 NZD
Retailer 6$477 NZD
Retailer 8$515 NZD
Retailer 11$600 NZD
Retailer 4$651 NZD
Retailer 3$672 NZD
Retailer 10$713 NZD
Retailer 17$719 NZD
Retailer 12$759 NZD
Retailer 9$788 NZD
Retailer 14$843 NZD
Retailer 7$913 NZD
Retailer 19$937 NZD
Retailer 15$966 NZD
Retailer 18$1,029 NZD
Retailer 16$1,091 NZD
Retailer 13$1,276 NZD
Retailer 2$1,399 NZD
MOH London$1,600 NZD

32 data points across 19 retailers

17 retailers$651 NZD to $1,600 NZD

Retailer 1
-
$411 NZD
₹22,046 INR
Price last confirmed 16 days ago
Retailer 2
-
$477 NZD
HK$2,100 HKD
View
Price last confirmed 25 days ago
Retailer 3
-
$515 NZD
$290 USD
View
Price last confirmed 22 days ago
Retailer 4
-
$600 NZD
SGD 457 SGD
View
Price last confirmed 22 days ago
A
Retailer 5
-
$651 NZD
$367 USD
View
Final sale: no returns
A
Retailer 6
-
$672 NZD
$379 USD
View
Retailer 7
-
$719 NZD
$405 USD
View
Price last confirmed 11 days ago
A
Retailer 8
-
$759 NZD
$428 USD
View
B+
Retailer 9
-
$843 NZD
£374 GBP
View
Retailer 10
-
$913 NZD
A$791 AUD
View
Price last confirmed 26 days ago
B+
Retailer 11
-
$937 NZD
$528 USD
View
B+
Retailer 12
-
$966 NZD
£429 GBP
View
B
Retailer 13
-
$1,029 NZD
$580 USD
View
B
Retailer 14
-
$1,091 NZD
ZAR 9,933 ZAR
View
B
Retailer 15
-
$1,276 NZD
€685 EUR
View
B
Retailer 16
-
$1,399 NZD
£621 GBP
View
Most Expensive
B
MOH London
C3FF5DD05 · Oct 29
$1,600 NZD
£710 GBP
View
16 more retailers have this diamond
Prices start from $651 NZDSave up to $949 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
0.30ct Cushion
$651 NZD