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

---

📂 Category

Stamps → Europe → Switzerland

---

🏷️ 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)

---

📌 Item Specifics

Field Details

Country/Region of Manufacture Switzerland

Year of Issue 1970

Face Value 10+10 (semi-postal)

Stamp Type Semi-Postal / Charity

Series Pro Patria 1970

Designer Gian Casty

Format Block of Four

Cancellation CTO / Postmarked

Quality Used

Theme Art, Culture

---

💷 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

---

⭐ Recommended eBay Listing Price (Buy It Now)

£9.99

---

🔨 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.

---