1859 5c yellow orange, never hinged and post office fresh, large margins all around, v.f., signed Diena, also Colla, with his 2012 certificate. An incredible 1850 5c yellow orange, never hinged (Sass.1g) cat. €35000 (Cat No. 1c) (Image)

Cat. €35000, Est.US$5,000

1850 10c black, hand-made paper showing complete offset of design on back, unused with full original gum, small h.r., margins all around, natural gum bend, not mentioned on the accompanying 2000 Colla certificate ("perfetto") (Sass.2f, Euro 13,750) cat. $5750 (Cat No. 3) (Image)

Cat. $5750, Est.US$1,000

1850 15c rose vermilion, Type I, h.r., margins all around, fresh color and beautiful impression, v.f., signed A.Diena, E.Diena, also Colla, with his 2000 certificate (Sass.3e, Euro 10,000) cat. $3750 (Cat No. 4b) (Image)

Cat. $3750, Est.US$1,000

1859 15c blue, Type II, unused with original gum, h.r., tiny natural inclusion not mentioned on the accompanying 2000 Colla certificate ("perfetto"), signed Thier, fine and attractive example, rare unused (Sass.32, Euro 16,000) cat. $8750 (Cat No. 12) (Image)

Cat. $8750, Est.US$1,500

1861 5s red, unused with full original gum, just a trace of a light hinge, with perfectly embossed impression, post office fresh, fine, signed Diena, Bolaffi, also Colla, with his 2000 certificate ("perfetto") (Sass.33, Euro 13,000) cat. $6850 (Cat No. 13) (Image)

Cat. $6850, Est.US$1,500