P7-Switzerland 20c Helvetia Stamp Cover Zürich 23.V.63 Commercial Envelope Stell

🏷️ Title

Switzerland 20c Helvetia Stamp Cover Zürich 23.V.63 Commercial Envelope Stella Tresor AG

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📂 Category

Stamps > Europe > Switzerland > Covers > Commercial Covers

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📊 Condition

Used commercial cover

Original postal usage (not First Day Cover)

Visible folds and aging

Light discoloration and minor edge wear

Stamp intact with clear Zürich cancellation (23.V.63)

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📌 Item Specifics

Attribute Details

Country/Region Switzerland

Year of Issue 1963

Stamp 20c Helvetia (Landscape/Industrial design)

Cancellation Zürich dated 23 May 1963

Cover Type Commercial/business envelope

Addressee Stella Tresor AG, Zürich

Condition Used

Theme Postal history / Business mail

Authenticity Original

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💰 Price & Valuation

Aspect Value

Estimated Market Value £3 – £7

Rarity Common commercial cover

Demand Moderate (postal history collectors)

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✅ Recommended eBay Listing Price

👉 £4.99 Buy It Now

👉 Accept offers enabled

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🔨 Auction Option

Start price: £0.99

Duration: 7 days

Expected final value: £3 – £6

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📈 Selling Tips

Mention “commercial cover” (important for collectors)

Highlight clear Zürich date cancel (1963)

Include all 3 photos (front, close-up stamp, back)

Add keywords: Swiss postal history, Helvetia, business mail, Europe cover

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