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Start Here: What This Community Is (and What it Isn’t)
Welcome — and thanks for joining. This community is about selling collectables well. That means: - Understanding value before chasing price - Presenting material honestly and clearly - Respecting buyers, even when they’re difficult - Playing the long game, not the quick win You won’t find: - Flip culture - “Secret hacks” - Overpriced optimism What you will find: - Practical discussion - Market-aware advice - Lessons drawn from real selling experience If you’re new, introduce yourself: - What you collect or sell - Where you sell - What you’d like to improve Read, ask questions, and take what’s useful. That’s how this community works best.
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AI for shade comparison
I was sorting KGV heads yesterday. The shade variations on the 1d Violet intrigue me, and I found a dozen stamps that appear to my eye to be different shades. SG, unhelpfully, states "shades", with red-violet as the only shade mentioned separately. BW lists eight shades. I entered this image into chatgpt with the following prompt: "this image shows 12 copies of the same stamp, all with different shade nuances. Using british philatelic descriptions of colour and shade from resources such as stanley gibbons, identify the shade of each stamp (row 1 is numbers 1 to 6, row 2 is numbers 7 to 12)" This is the reply: Fun problem — but I need to start with an important caveat: exact shade attribution from a photographed image is inherently unreliable. Lighting, white balance, camera sensor, screen calibration, and compression all shift colour. Even professional dealers avoid calling precise Gibbons shades from photos unless the image is colour-controlled and compared against a reference chart. So what I can do is: 👉 describe the closest Stanley Gibbons–style shade terminology based on relative comparison within your image, not absolute catalog certainty. These appear to be 1d violet KGV issues (Australia), where Gibbons uses terms like rosine, mauve, aniline rose, dull purple, reddish purple, bright violet, etc. I’m judging by hue temperature (red vs blue bias), saturation, and ink density. 1 - Dull mauve-purple 2 - Rosine-purple 3 - Bright violet 4 - Violet-purple 5 - Rosine 6 - Deep-violet 7 - Pale Dull mauve 8 - Reddish-purple 9 - Dull purple 10 - Bright violet-purple 11 - Aniline rosine 12 - Deep purple It's going to take a lot more research to clarify if chatgpt's answer reconciles with known shade variations, but I think that it's a positive outcome for a first attempt
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AI for shade comparison
Sorry about the echo chamber in here!
It's been a challenging time at my house, so I've been missing in action. Anything to chat about? @Steve Kennedy and @Jerry Cook are you guys still with us? Love to hear from you
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Where to buy stamps for resale?
We all know about eBay, but here's a list of some of the other online auction sites (not dealer-operated) where I look for bargains: ebid.net delcampe.net hipstamp.com oldthing.de stampden.com tradera.com webstore.com I used to use Bobshop in South Africa, but since the SA post office went into disarray it's not possible. Trademe in New Zealand is too small and has too many sellers that won't ship. Have I missed any?
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I might sell world stamps, but I know my lane 😊
British Commonwealth never disappoints and makes me happy. However, these are duplicates from my albums. so off they go to eBay
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I might sell world stamps, but I know my lane 😊
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