Langtons appears to be gone from CR, which might solve your potential dilemma...
FYI re Langton's
I can get the new 2012 Penfolds Grange available at only $760 a bottle RRP $850, together with the -
2014 Bin 707 Cabernet $500 a bottle
2014 RWT Shiraz $150 a bottle
2013 St Henri $85 in singles $80 in 6 packs
2014 Bin 389 Cabernet $74 in singles $70 in 6 packs
2014 Magill Estate Shiraz $125 in singles $120 in 6 packs
2014 Yattarna Chardonnay $150 a bottle
2015 Reserve Bin A 15 Chardonnay $90 in singles $86 in 6 packs
2014 Bin 150 Marinaga Shiraz $74 in singles $70 in 6 packs
2014 Bin 407 Cabernet $74 in singles $70 in 6 packs
2014 Bin 138 GSM $40 in 6 packs
2014 Bin 128 Shiraz $35 in 6 packs
2014 Bin 28 Shiraz $35 in 6 packs
2016 Bin 51 Riesling $30 in singles $27.50 in 6 packs
2015 Bin 311 Chardonnay $35 in 6 packs