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                    4
                    lots found                                            UPA103
                                    
                                    Catalogue closes October 6, 2026
                            

                            Related-lot discovery: showing stronger factual matches to Lot 18739. Distinctive philatelic features are prioritised over generic similarities such as format, condition or date; results are ranked locally from the full current UPA catalogue.
            
                            
                                                    
            
                                    UPA
                                Lot 18738
            
            
                
                    Spain                    MX                                    
                                    Related lotRelated to Lot 18739 · Same country / area · Similar period
                                                
                    
                    
                                                
                        Ask a question about Lot 18738
                        
                        Answers separate UPA catalogue facts from general philatelic guidance.
                    
                                    
                                Alfonso  portrait definitives set overprinted  Aereo m.m. (5)
                                    
                        Philatelic terms
                        
                                                            
                                                            
                                                    
                                                    
                                SG — Stanley Gibbons
                                The Stanley Gibbons catalogue reference used to identify and catalogue stamps.
                            
                                                    
                                SG value — Stanley Gibbons catalogue value
                                The catalogue value quoted from Stanley Gibbons. It is not the same as the UPA auction estimate or a guaranteed selling price.
                            
                                                General philatelic guidance — separate from the UPA catalogue description.
                    
                                
                    Date
1920
                    SG
353-7
                    SG value
£90.00
                
                
                    
                        Estimate
                        £45.00
                    
                    
                        
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                                Lot 18740
            
            
                
                    Spain                    MH                                    
                                    Related lotRelated to Lot 18739 · Same country / area · Related period · Same classification
                                                
                    
                    
                                                
                        Ask a question about Lot 18740
                        
                        Answers separate UPA catalogue facts from general philatelic guidance.
                    
                                    
                                Airs set very fine mint. Top value may be u.m.
                                    
                        Philatelic terms
                        
                                                            
                                                            
                                                    
                                                    
                                SG — Stanley Gibbons
                                The Stanley Gibbons catalogue reference used to identify and catalogue stamps.
                            
                                                    
                                SG value — Stanley Gibbons catalogue value
                                The catalogue value quoted from Stanley Gibbons. It is not the same as the UPA auction estimate or a guaranteed selling price.
                            
                                                General philatelic guidance — separate from the UPA catalogue description.
                    
                                
                    Date
1930
                    SG
515-20
                    SG value
£140.00
                
                
                    
                        Estimate
                        £70.00
                    
                    
                        
                                                    Why this lot?
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                                    UPA
                                Lot 18741
            
            
                
                    Spain                    MH                                    
                                    Related lotRelated to Lot 18739 · Same country / area · Related period · Same classification
                                                
                    
                    
                                                
                        Ask a question about Lot 18741
                        
                        Answers separate UPA catalogue facts from general philatelic guidance.
                    
                                    
                                Railway Congress set except the 10 peseta value m.m. Some are heavy m.m. (12)
                                    
                        Philatelic terms
                        
                                                            
                                                            
                                                    
                                                    
                                SG — Stanley Gibbons
                                The Stanley Gibbons catalogue reference used to identify and catalogue stamps.
                            
                                                    
                                SG value — Stanley Gibbons catalogue value
                                The catalogue value quoted from Stanley Gibbons. It is not the same as the UPA auction estimate or a guaranteed selling price.
                            
                                                General philatelic guidance — separate from the UPA catalogue description.
                    
                                
                    Date
1930
                    SG
534-45
                    SG value
£200.00
                
                
                    
                        Estimate
                        £75.00
                    
                    
                        
                                                    Why this lot?
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                                    UPA
                                Lot 18742
            
            
                
                    Spain                    MH                                    
                                    Related lotRelated to Lot 18739 · Same country / area · Related period · Same classification
                                                
                    
                    
                                                
                        Ask a question about Lot 18742
                        
                        Answers separate UPA catalogue facts from general philatelic guidance.
                    
                                    
                                Montserrat Airs set m.m. 50c and 1p are off centre.
                                    
                        Philatelic terms
                        
                                                            
                                                            
                                                    
                                                    
                                SG — Stanley Gibbons
                                The Stanley Gibbons catalogue reference used to identify and catalogue stamps.
                            
                                                    
                                SG value — Stanley Gibbons catalogue value
                                The catalogue value quoted from Stanley Gibbons. It is not the same as the UPA auction estimate or a guaranteed selling price.
                            
                                                General philatelic guidance — separate from the UPA catalogue description.
                    
                                
                    Date
1931
                    SG
726-30B
                    SG value
£225.00
                
                
                    
                        Estimate
                        £95.00
                    
                    
                        
                                                    Why this lot?
                                                Find similar
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