To provide a method for manufacturing glass product including a colored part, photograph and coin therein by mass production.

The method for manufacturing a glass product including colored part, photograph or coil therein comprises the steps of disposing pigment, lamella powder 14, photograph or coin in a recess 12 of the product 10, and mixing curing agent made of modified aliphatic polyamine with main agent made of 75 to 85 wt.% of bisphenol A epoxy resin and 25 to 15 wt.% of aliphatic diglycidylether by about 2:1 by weight, heating the liquid at 40 to 70°C, and pouring the liquid in the recess 12.