Scores based on 277 reviews

Reliability & timekeeping

Invoice history based on 219 reviews.

Invoice History
Charged as per quote / estimate96.8%
Above quote / estimate: kept informed3.2%
Appointments reported as missed (6 months) 0
Average score 9.88
277 reviews
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We are a family run business with over 25 years of experience and we pride ourselves in offering a personal and friendly service. 

At Diamond Locksmiths and Windows we offer a bespoke double glazing installation service,and can carry out all sorts of double glazing repairs and we also offer a 24hr call out locksmith service. Replacement windows and doors are a significant investment and with our A rated energy efficient styles and designs we can help you in obtaining the best quality and value for money. 

We are FENSA regulated and offer a 10 year insurance backed Guarantee. Our Products and Services Include: UPVC windows & doors, Aluminium windows & doors, composite doors, Bi-folding Doors, timber & upvc Victorian Sliding Sash Windows, Double Glazing Repairs and a 24Hr Locksmiths Service.

 We are confident you will be happy choosing Diamond Locksmiths and Windows so please contact us for more information or a free no obligation quote. Please Note: We never impose hard sell tactics or high pressure calling we simply want our customers to feel comfortable and happy with their investment. Please don't take our word for it, look at what our customers have to say…. Kindest Regards Diamond Locksmiths and Windows

Based in

North Cheam, Greater London, SM3 9SS

Works in

20 mile radios of Sutton,Surrey