Georgian Era gilt Sterling Silver Vinaigrette Box turned locket or pill box

Georgian Era gilt Sterling Silver Vinaigrette Box turned locket or pill box, John Shaw Birmingham 1821. Bale for Chatelaine. Engine turned design on lid and back, raised foliate designs on sides and bale. Likely gilt overall, mostly worn, gilt interior. Missing the interior grill . Hallmarks on interior lid and base. Monogrammed 'W..B to S.D.' Approx.
Measurements: 12.0grams. 1 inch diameter x 0.5 inches. with bale 1.5 inches length
Domestic Shipping: $20
Condition Report: Good condition, overall wear to gilt on the exterior. Interior rim has loss where the grill was likely attached.