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Small Item Delivery £4.95, free over £100
Large Item Delivery £9.95
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20mm Watch Straps

Find 20mm watch straps in a mix of styles, from classic silicone to bold colours. Brands such as Reflex Active, Sekonda, Casio and Lorus offer interchangeable designs, smart watch ready features and options for sport or everyday looks. Switch up your watch and let your wrist do the talking.

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396 products

Radley Series 21 Blue Silicone Strap Smart Watch

2 Colours available

Ink blue
Pink

Radley Series 21 Blue Silicone Strap Smart Watch

£40.00

Citizen Men's Eco-Drive Analogue Green Canvas Strap Watch

Citizen Men's Eco-Drive Analogue Green Canvas Strap Watch

Rating 4.7 out of 5, from 897 reviews

(897)

£100.00

Casio Telememo Digital Black Resin Strap Watch

Casio Telememo Digital Black Resin Strap Watch

Rating 4.6 out of 5, from 430 reviews

(430)

£28.00

Sekonda Ladies Black Leather Strap Watch

Sekonda Ladies Black Leather Strap Watch

Rating 4.7 out of 5, from 159 reviews

(159)

£26.00

Limit Black Strap and Black Dial Analogue Watch

Limit Black Strap and Black Dial Analogue Watch

Rating 4.5 out of 5, from 1014 reviews

(1014)

£13.00

Reflex Active Interchangeable Smart Watch Strap Set

Reflex Active Interchangeable Smart Watch Strap Set

Rating 4.8 out of 5, from 95 reviews

(95)

£10.00

*Argos Pay Representative Example

Representative 34.9% APR (variable), 34.95% PA purchase rate (variable), £1,200 assumed credit limit.

Offers and credit subject to status. 18+. UK only. Terms apply. NewDay Ltd is the lender, Argos Limited is the broker.

Limit Men's Black Faux Leather Strap Watch

Limit Men's Black Faux Leather Strap Watch

Rating 4.5 out of 5, from 340 reviews

(340)

£14.00

Constant Quartz Men's Set of 3 Analogue Watches

Constant Quartz Men's Set of 3 Analogue Watches

Rating 4.4 out of 5, from 562 reviews

(562)

£20.00

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*Argos Pay Representative Example

Representative 34.9% APR (variable), 34.95% PA purchase rate (variable), £1,200 assumed credit limit.

Offers and credit subject to status. 18+. UK only. Terms apply. NewDay Ltd is the lender, Argos Limited is the broker.

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Related categories

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About Argos

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Sell on Argos

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© Argos Limited 2026. All Rights Reserved.

*Argos Pay is provided by NewDay Ltd. UK residents aged 18 and over. Offers and credit subject to status. Terms apply.

Argos Limited is a credit broker and not a lender, introducing Argos Pay under an exclusive arrangement with the lender NewDay Ltd.

Argos Limited is authorised and regulated by the Financial Conduct Authority (firm reference number: 713206), registered office: 33 Charterhouse Street, London, EC1M 6HA). NewDay Ltd is a company registered in England and Wales (company number: 7297722), registered office: 7 Handyside Street, London, N1C 4DA. NewDay Ltd is authorised and regulated by the Financial Conduct Authority (firm reference number: 690292) and is also authorised by the Financial Conduct Authority under the Payment Services Regulations 2017 (firm reference number: 555318) for the provision of payment services.

PayPal Pay in 3 is the trading name of PayPal UK LTD, 5 Fleet Place, London, United Kingdom, EC4M 7RD. Terms and conditions apply. Credit subject to status, UK residents only. Argos Limited acts as a broker and offers finance from a restricted range of finance providers. PayPal Pay in 3 is not regulated by the Financial Conduct Authority. Pay in 3 eligibility is subject to status and approval. 18+ UK residents only. Pay in 3 is an unregulated credit agreement. Check if affordable and how you will repay. May make other borrowing more difficult or expensive. See product terms for more details.

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Argos Care policies are provided by Domestic & General Insurance PLC, who are an insurer not an intermediary. They have not given you a personal recommendation as to whether this policy is suitable for your needs.

20mm Watch Straps | Argos