Vatican. 1934 surcharge set, first printing, very lightly hinged, slightly toned original gum; fine. Pencilled signatures and handstamps on reverse. A. Diena Certificate (1984). S.G. 35-40, £1,700. Sass. €2,000 (Image1)

Est. £250-300

Vatican. 1934 surcharge 1L.30 on 1L.25, the proof printing with the surcharge in thinner figures, unmounted mint from the top of the sheet; superb and the rarest stamp of the Vatican. A. Diena Certificate (1971). Sass. 36A, €45,000 (Image1)

Est. £2,000-4,000

Vatican. 1952 12L. on Basilicas 13L. olive-green, variety surcharge inverted, unmounted mint, fine and fresh. H. Avi Certificate (2004). S.G. 175var., Sass. 154a, €6,000 (Image1)

Est. £700-800

Vatican. 1953-60 Air 500L. green and deep turquoise-green, perforated 14, unmounted mint from the top of the sheet, fine and a modern rarity. Raybaudi Certificate (1987). S.G. 190b, £5,500. Sass. 33/1, €6,500 (Image1)

Est. £800-1,000

Vatican. 1996 Pope John Paul II's Journeys 500L. blue green and 1000L. green, both variety silver (inscription, value and coat of arms) omitted; unmounted mint, very rare. Carraro Certificates (1998). S.G. 1137var, 1138 var.; Sass. 1060a, 1061a, €20,000 (Image1)

Est. £2,000-4,000

Vatican. 1934 surcharge 1L.30 on 1L.25, the proof printing with the surcharge in thinner figures, a fine unmounted mint example of this rarity, only one sheet of one-hundred can exist. Raybaudi Certificate (1997). Sass. 36A, €45,000 (Image1)

Est. £2,000-4,000

Vatican. 1934 Surcharge set, first printing, very lightly hinged, slightly toned original gum, pencilled signatures and E. Diena Certificate (1985). S.G. 35-40, £1,700, Sass. €2,000 (Image1)

Est. £250-300

Vatican. 1934 Surcharge set of six, unmounted mint, off-white gum; Dante Bolaffi Certificate (1962). S.G. 35-40, £1,700; Sassone 35-40, €4,000 (Image1)

Est. £250-300

Vatican. 1934 (16 Jun.) 2l. 05 on 2l. sepia, variety no comma between '2' and '05', in a block of four with three normal; large part original gum. S.G. 37a, 37, £1,625; Sass. 37 var. €1,280+ (Image1)

Est. £200-300

Vatican. 1948 Tobias Air 250L. and 500L., very well centred, unmounted mint with light even gum ageing. S.G. 137-38, £1,700, Sassone 16, 17, €700 (Image1)

Est. £80-100

Vatican. 1953-60 Air 500l. green and deep turquoise-green, perforated 14, unmounted mint; rare. S.G. 190b, £5,500; Sass. 33/I €6,500 (Image1)

Est. £700-800