Bonhams : Rolex. A very rare stainless steel manual wind bracelet watch with Kew Certification and 'Especially Good' result Oyster Speedking 'Kew A Certificate', Ref 5056, Circa 1947
Rolex oyster speedking 5056 advice : r/rolex
Rolex Oyster Speed King - Model Ref: 5056 - Manual Wind - Silver Sunbu – Vintage Watch Specialist