Strontium 16GB MicroSD Memory Card (Class 10) Rs. 219 Mrp 499– Amazon check pc next best 277
http://www.amazon.in/dp/B009C1623W/

Supports SD system specification version 2.0
Supports SD SPI mode
Card capacity of non-secure area, secure area supports specifications
Convertible to full SD card size with an adapter (optional)
Guarantees minimum data transmission of 6MB/s
Default mode : variable clock rate 0-25MHz, up to 6MB/sec interface speed
High-speed mode : variable clock rate 0-50MHz, up to 10MB/sec interface speed



Price Comparison:

Infibeam selling for Rs. 277 http://www.infibeam.com/Mobile_Accessories/i-Strontium-16GB-MicroSD-Class-10/P-E-MA-Strontium-16GB-Class-10.html?
Askmebazaar selling for Rs. 299 http://www.askmebazaar.com/Strontium-16GB-Micro-SD-Card-Class-10-p1226747?
Flipkart selling for Rs. 320 http://dl.flipkart.com/dl/strontium-16-gb-microsd-card-class-10-24-mb-s-memory/p/itmdaqt5rh682ztz?
Snapdeal selling for Rs. 309 http://www.snapdeal.com/product/strontium-memory-card-16-gb/204352?

Now Rs.229