F122-Helvetia Switzerland 1970 Pro Patria 10+10 Block of 4 Stamps Mint & Used

📌 Title 
Helvetia Switzerland 1970 Pro Patria 10+10 Block of 4 Stamps – Mint & Used – Gian Casty Design
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📂 Category
Stamps → Europe → Switzerland
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📝 Condition
You are selling two blocks of four:
1 block: Mint (unused, no postmark)
1 block: Used (postmarked)
Suggested condition field: “Used – includes one mint block and one postmarked block, see photos.”
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📌 Item Specifics
Country/Region of Origin: Switzerland / Helvetia
Year of Issue: 1970
Series: Pro Patria
Face Value: 10 + 10
Designer/Artist: Gian Casty
Format: Block of 4
Quality: Mint (No gum disturbance) & Used
Theme: Art / Architecture / Charity
Grade: VF (Very Fine)
Type: Commemorative / Semi-Postal
Cancellation Type (for used block): Circular date stamp
Colour: Multicoloured
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💷 Price & Valuation (UK Market Insight)
Market Overview
Individual used stamps: typically £1.50–£2
Individual mint stamps: £2–£3
Block of four (mint): £6–£10
Block of four (used): £4–£6
Both blocks together (your set): valued at £10–£15
Given the clean condition, bright colours, and intact perforations:
💰 Recommended Valuation: £14.99
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💷 Recommended eBay Listing Price (Buy It Now)
👉 £14.99
with Best Offer ON (collectors often negotiate)
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🔨 Auction Option
If you prefer auction:
Start price: £4.99
Likely final range: £6 – £12
(Buyers love Swiss Pro Patria charity stamps, but competition varies)
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📌 Description (You can copy/paste into eBay)
Helvetia Switzerland 1970 Pro Patria 10+10 stamps – two complete blocks of four.
One block is mint, the other is postmarked.
Designed by Gian Casty, printed by Courvoisier S.A., these colourful semi-postal charity stamps feature classic Pro Patria artwork. Both blocks show clean perforations and vibrant colour. Perfect for Swiss and thematic collectors.
Includes:
✔ 1x Mint block of 4
✔ 1x Used block of 4
✔ 1970 issue
✔ Beautiful display pieces
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