A guidebook to deepen your knowledge of diamonds. This is a catalog from Harry Winston. It's the "A to Z" catalog, available only to those who purchase their products. "A to Z" is a book that unravels the history of the "King of Diamonds." HARRY WINSTON - Title: HARRY WINSTON A-Z - Content: A guide to diamonds - Features: Abundant photos and explanations of gemstones - Language: Japanese - Format: Hardcover