WorkVenture gives you an inside look at what it's like to work at J.R. Jewelry Co., Ltd., office & team photos, reviews and more. This is the J.R. Jewelry Co., Ltd. Company Page. All content is posted anonymously by employees currently or previously working at J.R. Jewelry Co., Ltd..Apply to Marine Gold ProductsApply to Assist InternationalApply to Siam CementApply to TRF