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Cushion|Natural|GIA

0.50ct F SI1 Cushion Natural Diamond

EX • F/SI1 • GIA 7558360248

Certificate GIA 7558360248

Diamond specifications and retailer prices

From £253 GBP
$340 USD
As of November 2, 2026
Save £967 GBP (79%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £1,221 GBP at Queensmith · As of October 28, 2026
View at Queensmith

About this 0.5ct natural cushion diamond

This 0.5ct natural cushion sits in the half to three-quarter 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 7558360248. Listed at 14 retailers as of October 28, 2026, with prices from £253 to £1,221, a £967 spread on the same certified stone. Queensmith lists it at £1,221. 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
F
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 7558360248
Dimensions4.40 × 4.49 × 2.94 mm
L/W Ratio1.02
Top View
4.40 mm4.49 mm0.50 ctF / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceFaint
CertificateGIA 7558360248
Side View
Table 61.0%CrownGirdlePavilionCulet: NoneDepth 66.8%

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: £1,221 GBP|Low: £253 GBP|High: £1,263 GBP|Avg: £498 GBP|+0.4%
Queensmith
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
November 3, 2026
Retailer 5£253 GBP
Retailer 2£283 GBP
Retailer 3£329 GBP
Retailer 9£337 GBP
Retailer 12£344 GBP
Retailer 7£357 GBP
Retailer 11£361 GBP
Retailer 14£372 GBP
Retailer 4£419 GBP
Retailer 10£423 GBP
Retailer 8£503 GBP
Retailer 6£518 GBP
Retailer 13£634 GBP
Queensmith£1,221 GBP

31 data points across 14 retailers

14 retailers£253 GBP to £1,221 GBP

A
Cheapest Retailer
-
£253 GBP
$340 USD
Final sale: no returns
A
Retailer 2
-
£283 GBP
SGD 514 SGD
View
A
Retailer 3
-
£329 GBP
$442 USD
View
A
Retailer 4
-
£337 GBP
View
A
Retailer 5
-
£344 GBP
View
A
Retailer 6
-
£357 GBP
View
A
Retailer 7
-
£361 GBP
$485 USD
View
A
Retailer 8
-
£372 GBP
$499 USD
View
B+
Retailer 9
-
£419 GBP
$562 USD
View
B+
Retailer 10
-
£423 GBP
ZAR 9,178 ZAR
View
B+
Retailer 11
-
£503 GBP
€643 EUR
View
Retailer 12
-
£518 GBP
A$1,069 AUD
View
Price last confirmed 30 days ago
Retailer 13
-
£634 GBP
View
Price last confirmed 8 days ago
Most Expensive
B
Queensmith
7558360248 · Oct 28
£1,221 GBP
View
13 more retailers have this diamond
Prices start from £253 GBPSave up to £967 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
0.50ct Cushion
£253 GBP