Thanks for the suggestions. Since Cira and Attica haven't replied and Ocha is closed until Feb 2 and reopening in a new venue, I might give your suggestions a call.
Sydney menu is outlined and wine list finalised. Cost is being subsidised and kept at $145 a head:
Apéritif
2007 Riesling Kabinett
Canapées
Sushi, Root Vegetable Terrine
2008 Riesling Qba dry
2008 Riesling Qba off-dry
1st Starter
Carpaccio of White Fish with lemon vinaigrette or
Tuna Tataki/Tartare 
2008 Riesling Kabinett
2008 Brauneberger Juffer Riesling Kabinett
2nd Starter
Sautéed Caramelized Scallops
2008 Niederberg Helden Riesling Spätlese
2007 Niederberg Helden Riesling Spätlese
WhiteFish (aromatic & spicy) 
2008 Brauneberger Juffer-Sonnenuhr Riesling Spätlese
2007 Brauneberger Juffer-Sonnenuhr Riesling Spätlese
Slow roasted Duck with Caramelized Witlof & Sauce Aigre-Doux
Mystery Wine No.1
Mystery wine No.2
Dessert or Pre-Dessert
Poached Mango, Honey, Passionfruit, Clove, Caramel, 
2008 Niederberg Helden Riesling Auslese
2008 Brauneberger Juffer-Sonnenuhr Riesling Auslese 
Cheese - Triple Cream Cheese, Goats cheese
2008 Niederberg Helden Riesling Auslese Goldcap
2008 Brauneberger Juffer-Sonnenuhr Riesling Auslese Goldcap
Digéstif
2006 Niederberg Helden Riesling Long Goldcap
2006 Riesling Beerenauslese 
I recommend not brushing your teeth before or after 

NB: I import wine from 100 boutique producers in France, Germany, Italy, Spain, NZ and SA. You may think my opinions are biased ;-) As opinions are :-)