WorkVenture gives you an inside look at what it's like to work at Gianna Jewelery Co., Ltd., office & team photos, reviews and more. This is the Gianna Jewelery Co., Ltd. Company Page. All content is posted anonymously by employees currently or previously working at Gianna Jewelery Co., Ltd..Apply to SCB AbacusApply to CEO AgendaApply to TakemetourApply to WV