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Account Wishlist Trolley

Small Item Delivery £4.95, free over £100
Large Item Delivery £9.95
A year of fast delivery with Argos Plus

20mm Watch Straps

Find 20mm watch straps to suit classic timepieces, smartwatches and fitness trackers. Choose from comfy silicone, tough resin, durable leather or fabric in a mix of neutral colours and playful shades. Match your look, swap out old bands and enjoy easy, quick-fit designs. Perfect fit, endless wrist style options.

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New

New In(81)

Offers & Clearance

Clearance(27)

Strap colour

Black(134)

Blue(42)

Brown(36)

Pink(24)

Brands

Casio(38)

Radley(38)

Sekonda(31)

Reflex Active(26)

Heart rate monitor

Yes(65)

No(17)

Movement type

Quartz movement(267)

LCD display(19)

Automatic(14)

Eco-Drive(12)

Watch time display

Analogue(254)

Digital(63)

Dual time(20)

Strap material

Leather(101)

Silicone(92)

Resin(48)

Stainless steel(36)

Price

Under £5(1)

£5 - £10(37)

£10 - £15(44)

£15 - £20(21)

Strap type

Adjustable strap(171)

Strap(152)

Adjustable bracelet(12)

Bracelet(7)

GPS

Yes(58)

No(24)

Smart notifications

Yes(68)

No(14)

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5 only

4 or more

3 or more

2 or more

1 or more

Stopwatch

No(239)

Yes(74)

Clasp type

Buckle(287)

Fold-over(24)

Deployment(8)

Velcro(6)

Colour

Black(16)

Pink(16)

Blue(11)

Multicoloured(8)

Size

to see what’s available

427 products

Radley Gold Plated Case Brown Leather Strap Watch

Radley Gold Plated Case Brown Leather Strap Watch

£80.00

Radley Ladies Gold Plated Oval Case Black Leather Strap Watch

Radley Ladies Gold Plated Oval Case Black Leather Strap Watch

£85.00

Radley Dark Cherry Leather Strap Watch and Bracelet Set

Radley Dark Cherry Leather Strap Watch and Bracelet Set

£135.00

Lacoste Santiago Siver Dial Brown Leather Strap Watch

Lacoste Santiago Siver Dial Brown Leather Strap Watch

£110.00

Reflex Active Nexus Cream Silicone Strap Smart Watch

Reflex Active Nexus Cream Silicone Strap Smart Watch

£45.00

Ducati Chronograph Trailmaster Black Silicone Strap Watch

Ducati Chronograph Trailmaster Black Silicone Strap Watch

£140.00

*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.

Ducati Chronograph Red Silicone Strap Watch

Ducati Chronograph Red Silicone Strap Watch

£160.00

Lacoste LC33 Black Dial Bronze Tone Silicone Strap Watch

Lacoste LC33 Black Dial Bronze Tone Silicone Strap Watch

£150.00

See more related results for20mm watch strap

Disney Kids Red Marvel Spider-Man Watch

Disney Kids Red Marvel Spider-Man Watch

Rating 4.2 out of 5, from 162 reviews

(162)

Save 20%

£8.00

£10.00

Lorus Kids Black Digital Watch

Lorus Kids Black Digital Watch

Rating 4.5 out of 5, from 74 reviews

(74)

Save 25%

£15.00

£20.00

Tikkers Kids Purple Time Teacher Watch

Tikkers Kids Purple Time Teacher Watch

Rating 4.3 out of 5, from 131 reviews

(131)

Save 10%

£9.00

£10.00

Peers Hardy Kids Black Sports Stopwatch

Peers Hardy Kids Black Sports Stopwatch

Rating 4.5 out of 5, from 469 reviews

(469)

Save 20%

£7.20

£9.00

Tikkers Kids Pink Time Teacher Silicone Strap Watch

Tikkers Kids Pink Time Teacher Silicone Strap Watch

Rating 5.0 out of 5, from 3 reviews

(3)

Save 20%

£6.40

£8.00

Marvel Kids Blue Spider-Man Watch

Marvel Kids Blue Spider-Man Watch

Rating 4.2 out of 5, from 311 reviews

(311)

Save 10%

£14.40

£16.00

*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.

Liverpool FC Time Teacher Red Silicone Strap Watch

Liverpool FC Time Teacher Red Silicone Strap Watch

£10.00

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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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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 regulated by the Financial Conduct Authority. Pay in 3 eligibility is subject to status and approval. 18+ UK residents only. Pay in 3 is a credit agreement. Check if affordable and how you will repay. May make other borrowing more difficult or expensive. See product terms for more details.

Klarna's Pay in 3 / Pay in 30 days are regulated credit agreements. Borrowing more than you can afford or paying late may negatively impact your financial status and ability to obtain credit. 18+, UK residents only. Subject to status. Ts&Cs and late fees apply.

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.