Stone Monolith SM153 is a stunning granite standing stone, core drilled to function as a water feature in a small or medium size garden design. Mainly blue-grey in colour, this piece was chosen for it’s unique white dots that are speckled across the faces. The photos are of the exact stone and there is only one available.

Reservoir & Pump available in the basket.


1 in stock

Water Feature Accessories

Add a Large Reservoir Pack to complete the water feature functionality of this natural stone. Slate Chippings in hand 18kg bags are a popular accessory.

Reservoir Pack | Welsh Slate Water Features
Large Reservoir Pack

Reservoir, pump, hose, clip and flow valve regulator for completing medium and large sized water features.

Add to basket
Slate Chippings SCB1
Slate Chippings Handy Bag

18kg of small mixed sized slate chippings.

Add to basket
Dimensions380 × 300 × 730 mm

Welsh Granite


Decorative Stone, Standing Stone, Water Feature


Blue, Grey, White


30mm (water flow)

FREE DELIVERY to standard UK postcodes, usually within 14 working days.

Contact us to discuss special requirements for delivery, remote postcode areas and international shipping quotes. Standard consumer rights apply.

Delivery & Returns

These additional products are required to complete a water feature installation: a reservoir, pump, hose & jubilee clips. All available to buy in the Basket when purchasing a stone pyramid.

Our blog contains extensive guides for how to install stone pyramids and water features, including a detailed step by step and links for the recommended additional third party products.

Stone Pyramid Install Guide    

Water Feature Install Guide

Stone Monolith SM153 is a medium sized garden obelisk at 730mm tall. It has a wonderful blue-grey main colour with lovely white dots that cover all the faces. The monolith has subtle angles and textures throughout which will make it a stand out centrepiece in any small or medium garden design.

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