I haven't been to Retro - not offered where I live- but I thought from what other posters had said, was that the cost was a question of what you could afford and so some paid more and some less. I guess they have a RRP though?
Saffie me 46 H 46 M in 1986 D20,D18,S16,D13 H's A 01/05 to 07/06 H recommitted to M 07/06 renewed vows 09/06 Going from strength to strength