Great Britain #O1 (SG #V1) Very fine mint VR official, unused (no gum), large balanced margins, rich deep shade, small thin at left, a great rarity , with certificate. Canada H3B 1 H 4. The item "Great Britain #O1 (SG #V1) VF Mint With Certificate" is in sale since Tuesday, April 19, 2016.This item is in the category "Stamps\Great Britain\Victoria". The seller is "citystampmontreal" and is located in Montreal, Quebec. This item can be shipped worldwide.