Parts, materials & finishing

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Hand-Cast Decor

Stone Mosaic Coaster Set

Computed Unit Value

$19.9

Coverage

Makes 4 round coasters

Reference price — final pricing is confirmed at checkout in USD.

Four round coasters, each patterned from real stone chips. Because the chips settle as they are poured, every set comes out different. You cast the set yourself with the moulds and grouting gypsum in the box.

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Active SKU: AMT-SMC-02-STB

Key Features

About 250 g stone mosaic chips

Four round coaster moulds

300 g grouting gypsum included

Tech specs

Material Grouting gypsum + stone mosaic chips
Grain size 6–12 mm
Mix ratio Gypsum : water = 100 : 40 by weight
Install Time Demould in 25 min · full cure 6 h
DIY Difficulty Beginner

How many pieces?

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