F110-Switzerland 1970 Pro Patria 10+10 Helvetia Stamps Block of 4 – Gian Casty

📌 Title
Switzerland 1970 Pro Patria 10+10 Helvetia Stamps – Block of 4 – Gian Casty – Postmarked
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📂 Category
Stamps → Europe → Switzerland
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🏷️ Condition
Used (Postmarked / Cancelled)
Clear postal cancellation marks
Gum remaining on back but unused (CTO-style)
No major tears or creases visible
Small speck/mark on bottom-left reverse (see photo)
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📌 Item Specifics
FieldDetails
Country/Region of ManufactureSwitzerland
Year of Issue1970
Face Value10+10 (semi-postal)
Stamp TypeSemi-Postal / Charity
SeriesPro Patria 1970
DesignerGian Casty
FormatBlock of Four
CancellationCTO / Postmarked
QualityUsed
ThemeArt, Culture
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💷 Price & Valuation
Individual used stamps typically sell £1.50–£3 each
Blocks (especially CTO blocks of 4) sell £6–£10 depending on condition
Your block is well-centred, colourful, and complete → Good collector condition
📌 Estimated Valuation (Fair Market): £7 – £10
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⭐ Recommended eBay Listing Price (Buy It Now)
£9.99
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🔨 Auction Option
Start Auction at: £4.99
Expected Closing Range: £5.50 – £8.50
A beautiful block of 4 Switzerland Pro Patria stamps (1970) featuring artwork by Gian Casty, with a face value of 10+10 centimes. These semi-postal charity stamps show vibrant stained-glass style colour and are postmarked, making them ideal for collectors of Swiss stamps, Pro Patria issues, or artistic philately.
The block is in good used condition, edges clean with bright colours. Reverse gum mostly intact, minor speck visible on lower-left stamp back. A great addition to any European or Swiss stamp collection.
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