WorkVenture gives you an inside look at what it's like to work at Aster Gems Co., Ltd., office & team photos, reviews and more. This is the Aster Gems Co., Ltd. Company Page. All content is posted anonymously by employees currently or previously working at Aster Gems Co., Ltd..Apply to GoUniApply to LoxleyApply to Siam PiwatApply to Mode Sathorn hotel