F116-Switzerland Helvetia 1970 Pro Patria 20+10 Block of 4 – Celestino Piatti

Item: Switzerland 1970 Pro Patria Stamps – Block of 4 (Used)
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📝 Title
Switzerland Helvetia 1970 Pro Patria 20+10 Block of 4 – Celestino Piatti – Used, CTO
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📂 Category
Stamps → Europe → Switzerland → Commemorative
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📦 Condition
Used (CTO – Cancelled to Order)
Circular date cancellation visible
Gum removed/hinge marks not applicable for CTO issues
Perforations intact, no tears from what is shown
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📑 Item Specifics
Country/Region of Manufacture: Switzerland
Year of Issue: 1970
Series: Pro Patria
Denomination: 20c + 10c (Surtax)
Format: Block of 4
Cancellation Type: CTO (Cancelled-to-Order)
Designer: Celestino Piatti
Printing: Courvoisier S.A.
Topic: Abstract Art / Modern Art
Quality: Used
Era: 20th Century
Colour: Multicoloured
Perforation: Standard
Currency: Swiss Francs (original issue)
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💷 Price & Valuation
Market Valuation (Used Block of 4): £3.00 – £5.00
CTO blocks of this issue are common; pristine used blocks typically fall in this range.
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⭐ Recommended
Clean, colourful Piatti design
Good for collectors of Swiss Pro Patria issues
Low-cost collectible with artistic appeal
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💰 Recommended eBay Listing Price (Buy It Now)
£4.99
(Optimal for attracting collectors while staying within market range.)
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🔨 Auction Option
Start price: £1.99
Duration: 7 days
Expected closing range: £2.50 – £5.00
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