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Cushion|Natural|GIA

0.30ct F SI1 Cushion Natural Diamond

EX • F/SI1 • GIA 2544354128

Certificate GIA 2544354128

Diamond specifications and retailer prices

From £247 GBP
₹31,612 INR
As of November 2, 2026
Save £543 GBP (69%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £790 GBP at MOH London · As of November 2, 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 F 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 2544354128. Listed at 11 retailers as of November 2, 2026, with prices from £247 to £790, a £543 spread on the same certified stone. MOH London lists it at £790. 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
F
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2544354128
Dimensions3.72 × 3.72 × 2.51 mm
L/W Ratio1.00
Top View
3.72 mm3.72 mm0.30 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2544354128
Side View
Table 64.0%CrownGirdle: Extremely ThickPavilionCulet: NoneDepth 67.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: £790 GBP|Low: £247 GBP|High: £799 GBP|Avg: £466 GBP|-0.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 3, 2026
Retailer 3£247 GBP
Retailer 5£335 GBP
Retailer 8£369 GBP
Retailer 2£426 GBP
Retailer 7£469 GBP
Retailer 4£518 GBP
Retailer 6£531 GBP
Retailer 9£548 GBP
MOH London£790 GBP

37 data points across 9 retailers

11 retailers£247 GBP to £790 GBP

A
Cheapest Retailer
-
£247 GBP
₹31,612 INR
B+
Retailer 2
-
£335 GBP
$450 USD
View
B+
Retailer 3
-
£369 GBP
$495 USD
View
B+
Retailer 4
-
£426 GBP
View
B+
Retailer 5
-
£438 GBP
$588 USD
View
B
Retailer 6
-
£469 GBP
View
B
Retailer 7
-
£485 GBP
$651 USD
View
B
Retailer 8
-
£518 GBP
€662 EUR
View
B
Retailer 9
-
£531 GBP
ZAR 11,509 ZAR
View
Retailer 10
-
£548 GBP
A$1,132 AUD
View
Price last confirmed 30 days ago
Most Expensive
B
MOH London
5C15FCBF1 · Nov 2
£790 GBP
View
10 more retailers have this diamond
Prices start from £247 GBPSave up to £543 GBP

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
£247 GBP