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Cushion|Natural|GIA

0.50ct K SI2 Cushion Natural Diamond

EX • K/SI2 • GIA 2387793379

Certificate GIA 2387793379

Diamond specifications and retailer prices

From £306 GBP
As of November 6, 2026
Save £527 GBP (63%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £832 GBP at MOH London · As of November 4, 2026
View at MOH London

About this 0.5ct natural cushion diamond

This 0.5ct natural cushion sits in the half to three-quarter carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2387793379. Listed at 10 retailers as of November 4, 2026, with prices from £306 to £832, a £527 spread on the same certified stone. MOH London lists it at £832. 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

0.50
Carat
K
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryGood
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 2387793379
Dimensions4.23 × 3.98 × 3.01 mm
L/W Ratio1.06
Top View
4.23 mm3.98 mm0.50 ctK / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryGood
FluorescenceMedium
CertificateGIA 2387793379
Side View
Table 65.0%CrownGirdle: ThickPavilionCulet: NoneDepth 75.7%

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: £832 GBP|Low: £374 GBP|High: £844 GBP|Avg: £484 GBP|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 4£374 GBP
Retailer 5£388 GBP
Retailer 6£399 GBP
Retailer 8£416 GBP
Retailer 3£443 GBP
Retailer 2£487 GBP
Retailer 7£512 GBP
MOH London£832 GBP

43 data points across 8 retailers

10 retailers£306 GBP to £832 GBP

B+
Cheapest Retailer
-
£306 GBP
B+
Retailer 2
-
£374 GBP
View
B+
Retailer 3
-
£380 GBP
View
Retailer 4
-
£388 GBP
View
Price last confirmed 9 days ago
B+
Retailer 5
-
£416 GBP
View
B+
Retailer 6
-
£443 GBP
View
B
Retailer 7
-
£487 GBP
View
B
Retailer 8
-
£497 GBP
View
B
Retailer 9
-
£512 GBP
View
Most Expensive
B
MOH London
72A357BF4 · Nov 4
£832 GBP
View
9 more retailers have this diamond
Prices start from £306 GBPSave up to £527 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.

B+
0.50ct Cushion
£306 GBP