Antique Pocket Watch Case for for Key Wind Fusee Sterling Pair Case English. Item: Pocket Watch Case Brand: Unbranded Movement: for Key Wind Fusee Case Material: Sterling Country: English Gender: Unisex. Inside Diameter: 47mm Outside Diameter: 55mm. Overall Condition: Fair, overall condition for its age. Case: There are scratches on the case. Crystal: There are scratches on the crystal.