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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 $514 CAD
$367 USD
As of October 27, 2026
Save $748 CAD (59%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,262 CAD 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 $514 to $1,262, a $748 spread on the same certified stone. MOH London lists it at $1,262. 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
Color
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: $1,262 CAD|Low: $324 CAD|High: $1,269 CAD|Avg: $635 CAD|+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 29, 2026
Retailer 5$324 CAD
Retailer 6$376 CAD
Retailer 8$406 CAD
Retailer 11$473 CAD
Retailer 4$514 CAD
Retailer 3$530 CAD
Retailer 10$563 CAD
Retailer 17$567 CAD
Retailer 2$599 CAD
Retailer 9$621 CAD
Retailer 14$665 CAD
Retailer 7$720 CAD
Retailer 19$739 CAD
Retailer 15$762 CAD
Retailer 18$812 CAD
Retailer 16$861 CAD
Retailer 13$1,007 CAD
Retailer 12$1,107 CAD
MOH London$1,262 CAD

31 data points across 19 retailers

17 retailers$514 CAD to $1,262 CAD

A
Retailer 1
-
$324 CAD
₹22,046 INR
Price last confirmed 15 days ago
A
Retailer 2
-
$376 CAD
HK$2,100 HKD
View
Price last confirmed 24 days ago
A
Retailer 3
-
$406 CAD
$290 USD
View
Price last confirmed 21 days ago
A
Retailer 4
-
$473 CAD
SGD 457 SGD
View
Price last confirmed 21 days ago
A
Retailer 5
-
$514 CAD
$367 USD
View
Final sale: no returns
A
Retailer 6
-
$530 CAD
$379 USD
View
A
Retailer 7
-
$567 CAD
$405 USD
View
Price last confirmed 10 days ago
A
Retailer 8
-
$599 CAD
$428 USD
View
B+
Retailer 9
-
$665 CAD
£374 GBP
View
B+
Retailer 10
-
$720 CAD
A$791 AUD
View
Price last confirmed 25 days ago
B+
Retailer 11
-
$739 CAD
$528 USD
View
B+
Retailer 12
-
$762 CAD
£429 GBP
View
B
Retailer 13
-
$812 CAD
$580 USD
View
B
Retailer 14
-
$861 CAD
ZAR 9,933 ZAR
View
B
Retailer 15
-
$1,007 CAD
€685 EUR
View
B
Retailer 16
-
$1,107 CAD
£623 GBP
View
Most Expensive
B
MOH London
C3FF5DD05 · Oct 29
$1,262 CAD
£710 GBP
View
16 more retailers have this diamond
Prices start from $514 CADSave up to $748 CAD

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
$514 CAD