2012年伦敦奥运会50便士纪念银币一套29枚,包括较少见「水上运动」设计,各重8克含.925银,UNC,连原盒及证书,罕见。United Kingdom, London 2012 Silver 50p Sports Collection, a complete set of 29 silver proofs, each coin contains 8 grams of 0.925 silver, including the rare Aquatics design,uncirculated, with original box and certificates of issue. Scarce (29)