737 is a custom made model bought for £40 (eBay)
744 is made by 'Pacific Minatures' Of California cost £245 from EMA
The Emirates A380 is promotional I got it from eBay for £50
The A330 is made by 'Scale Craft Models' of New Zealand, cost £130 (eBay)
The 737 is wooden and the rest solid resin scales range from 1/83 to 1/200.