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Cushion|Natural|GIA

0.30ct H SI2 Cushion Natural Diamond

EX • H/SI2 • GIA 2554476935

Certificate GIA 2554476935

Diamond specifications and retailer prices

From $354 USD
As of November 6, 2026
Save $353 USD (50%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $707 USD at MOH London · As of November 4, 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 H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2554476935. Listed at 7 retailers as of November 4, 2026, with prices from $354 to $707, a $353 spread on the same certified stone. MOH London lists it at $707. 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
H
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryGood
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2554476935
Dimensions3.72 × 3.72 × 2.58 mm
L/W Ratio1.00
Key to symbols
Crystal, Cloud, Feather
Top View
3.72 mm3.72 mm0.30 ctH / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryGood
FluorescenceNone
CertificateGIA 2554476935
Side View
Table 59.0%CrownGirdle: THN-VTKPavilionCulet: NDepth 69.5%

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 6
Current: $707 USD|Low: $330 USD|High: $712 USD|Avg: $467 USD|-0.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 5$330 USD
Retailer 6$354 USD
Retailer 3$389 USD
Retailer 7$413 USD
Retailer 4$420 USD
Retailer 8$475 USD
Retailer 2$576 USD
MOH London$707 USD

43 data points across 8 retailers

7 retailers$354 USD to $707 USD

Retailer 1
-
$330 USD
Price last confirmed 9 days ago
B+
Retailer 2
-
$354 USD
View
B+
Retailer 3
-
$389 USD
View
Retailer 4
-
$413 USD
View
Price last confirmed 14 days ago
B
Retailer 5
-
$420 USD
View
B
Retailer 6
-
$576 USD
View
Most Expensive
B
MOH London
9210F8A01 · Nov 4
$707 USD
£557 GBP
View
6 more retailers have this diamond
Prices start from $354 USDSave up to $353 USD

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+
0.30ct Cushion
$354 USD