Where can I buy the cheapest iPhone 6 in the Philippines?

The iPhone 6 is not yet officially available in the Philippines (iPhone 5S is still the latest iPhone available on Apple Store PH as of October 6, 2014) but you can still get Apple's bigger than bigger smartphone from some reputable online stores.

The cheapest iPhone 6 (16 GB model) available right now so far can be purchased from Lazada's online shop for P37,890.

DBGadgets (link)

Price List as of 8/6/14:
Apple iPhone 6 16GB – P39,500
Apple iPhone 6 64GB – P45,000
Apple iPhone 6 128GB – P49,990

KimStore (link)

Price List as of 8/6/14:
Apple iPhone 6 16GB – P38,900
Apple iPhone 6 64GB – P44,900
Apple iPhone 6 128GB – P50,000

Lazada (link)

Price List as of 8/6/14:
Apple iPhone 6 16GB – P37,890
Apple iPhone 6 64GB – P42,350
Apple iPhone 6 128GB – P47,140