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Cushion|Natural|GIA

0.30ct H SI2 Cushion Natural Diamond

EX • H/SI2 • GIA 1557421533

Certificate GIA 1557421533

Diamond specifications and retailer prices

From $242 SGD
As of November 6, 2026
Save $568 SGD (70%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $811 SGD 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 1557421533. Listed at 8 retailers as of November 4, 2026, with prices from $242 to $811, a $568 spread on the same certified stone. MOH London lists it at $811. 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
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1557421533
Dimensions3.77 × 3.76 × 2.58 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Cloud, Crystal
Top View
3.77 mm3.76 mm0.30 ctH / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 1557421533
Side View
Table 62.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 68.7%

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 6
Current: $811 SGD|Low: $242 SGD|High: $858 SGD|Avg: $518 SGD|-5.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 2$242 SGD
Retailer 6$378 SGD
Retailer 7$405 SGD
Retailer 3$441 SGD
Retailer 5$481 SGD
Retailer 8$551 SGD
Retailer 4$674 SGD
MOH London$811 SGD

41 data points across 8 retailers

8 retailers$242 SGD to $811 SGD

A
Cheapest Retailer
-
$242 SGD
Retailer 2
-
$378 SGD
View
Price last confirmed 9 days ago
B+
Retailer 3
-
$405 SGD
View
B+
Retailer 4
-
$441 SGD
View
B+
Retailer 5
-
$481 SGD
View
B
Retailer 6
-
$551 SGD
View
B
Retailer 7
-
$674 SGD
View
Most Expensive
B
MOH London
A4F8A5134 · Nov 4
$811 SGD
£498 GBP
View
7 more retailers have this diamond
Prices start from $242 SGDSave up to $568 SGD

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
$242 SGD