Casio LW204-1A, 36mm, Black Dial, Black Resin Strap
Casio LW204-1A, Black Dial
The Casio LW204-1A is a women's digital sport watch featuring a quartz movement, 50m water resistance, and a black resin case with a square dial.
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About this item
- 50-metre water resistance with LED backlight and flash alert.
- Features a 1/100-second stopwatch and countdown timer.
- Includes multi-function alarm and hourly time signal.
- Full auto-calendar and 12/24-hour time formats.
- Approximate battery life of 3 years on CR2016.
Top Highlights
- Brand
- Casio
- Model Number
- LW204-1A
- Department
- Women
- Item Type
- Sport Watch
- Manufacturer
- Casio
- First Available
- 12 January 2021
Features & Specs
- Display
- Digital
- Movement Type
- Quartz
- Calibre
- 3517
- Power Source
- Battery powered
- Additional Features
- Water-resistant
- Complications
- Chronograph, Date
- Battery
- CR2016
- Strap Type
- Adjustable
- Case Material
- Resin
- Case Size
- 35.9 mm
- Case Thickness
- 9.4 mm
- Lug Width
- 21.0 mm
- Weight
- 108.964 g
- Water Resistance
- 50 m
- Sport Type
- Walking
- Strap
- Resin
- Clasp
- Tang Buckle
- Closure Type
- Buckle
- Embellishment
- Crystal
- Crystal
- Resin
- Dimensions
- 12.7 x 17.78 x 12.7 cm; 108.86 g
Style
- Style Name
- Modern
- Dial Shape
- Square
- Dial Colour
- Black
- Band Color
- Black
- Theme
- Sports
- Face Style
- Modern
Will it fit your wrist?
Best on 16.0–17.0 cm (6.3–6.7 in) wrists
A 35.9 mm women's watch sits just right on these wrists. If your wrist is 17.0–18.0 cm, it looks smaller and more understated. If your wrist is 15.0–16.0 cm, it looks bigger and bolder.
Measure your wrist and see what fitsA rough guide based on case diameter only.
Is this watch big or small?
66% of the women's watches we list are smaller than this one
The most common women's size is 36 mm (103 models). 4 models are 35.9 mm, like this one.
All our watch size dataDescription
The Casio LW204-1A represents a pragmatic choice for women seeking a reliable and functional timepiece without unnecessary frills. As part of Casio's extensive lineup of accessible digital watches, this model continues the brand's legacy of producing durable and feature-rich instruments for everyday use. It's designed for those who prioritise utility and resilience in their wristwear.
Powering the LW204-1A is a dependable quartz movement, ensuring precise timekeeping with minimal maintenance, a hallmark of Casio's digital offerings. The watch is encased in a lightweight yet robust resin case measuring 35.9mm, perfectly suited for smaller wrists. Its resin glass provides adequate protection against daily impacts, while the 50-metre water resistance makes it suitable for casual water exposure.
A standout feature is its comprehensive digital display, offering a 1/100-second chronograph, countdown timer, and a full auto-calendar. The CR2016 battery provides an approximate 3-year life, minimising maintenance. Its lightweight design and comfortable resin strap with a tang buckle ensure it remains a discreet yet functional accessory for active women.
Frequently Asked Questions
Is the Casio LW204-1A suitable for daily swimming or showering?
The Casio LW204-1A offers 50 metres of water resistance, making it suitable for splashes, rain, and brief immersion. However, it is not recommended for daily swimming, showering, or diving, as prolonged exposure to water pressure or hot water can compromise its seals.
What are the main functions of this Casio digital sport watch?
This Casio LW204-1A digital sport watch features a 1/100-second stopwatch, a countdown timer, a multi-function alarm, and a full auto-calendar. It also includes an LED backlight for visibility in low light conditions and supports both 12/24-hour formats.
How does the LW204-1A compare to other women's digital watches in its price range?
The Casio LW204-1A stands out with its robust resin construction and reliable quartz movement at an accessible price point. While many offer similar digital functions, its specific combination of 50m water resistance and a 3-year CR2016 battery life provides excellent value for a daily sport watch.
What is the approximate battery life for the Casio LW204-1A and how is it replaced?
The Casio LW204-1A has an approximate battery life of 3 years using a CR2016 battery. When replacement is needed, it is generally recommended to have it done by a professional watch technician to ensure the water resistance seals are properly maintained.
Is the Casio LW204-1A suitable for all wrist sizes?
With a 35.9mm resin case, the Casio LW204-1A is designed to be compact and comfortable, making it particularly suitable for women with smaller to average wrist sizes. The adjustable tang buckle resin strap allows for a versatile fit on most wrists.
What kind of sports activities is this watch best suited for?
The Casio LW204-1A is ideal for light sport activities like walking, jogging, or gym workouts where basic timekeeping, a stopwatch, and a timer are needed. Its durable resin case and 50m water resistance provide resilience against sweat and minor impacts during daily exercise.
Editor's take
The Casio LW204-1A represents a pragmatic choice for women seeking a reliable and functional timepiece without unnecessary frills. As part of Casio's extensive lineup of accessible digital watches, this model continues the brand's legacy of producing durable and feature-rich instruments for everyday use. It's designed for those who prioritise utility and resilience in their wristwear.
Powering the LW204-1A is a dependable quartz movement, ensuring precise timekeeping with minimal maintenance, a hallmark of Casio's digital offerings. The watch is encased in a lightweight yet robust resin case measuring 35.9mm, perfectly suited for smaller wrists. Its resin glass provides adequate protection against daily impacts, while the 50-metre water resistance makes it suitable for casual water exposure.
While the LW204-1A excels in basic functionality and durability, its digital display and resin construction might not appeal to those seeking a more traditional or premium aesthetic. The absence of a sapphire crystal, for instance, means it's more susceptible to scratches than higher-end models. Furthermore, its 50m water resistance, while sufficient for splashes, limits its use for serious swimming or diving activities.
This Casio model is an excellent choice for active women or students who need a straightforward, tough, and affordable watch for daily wear. Its integrated chronograph, alarm, and calendar functions add practical value. For those desiring a more robust water resistance or a more sophisticated look, exploring Casio's G-Shock S-Series or a small-format analogue sport watch might be a better alternative.
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From the manufacturer

Casio Values
"Necessity is not the mother of invention, invention is the mother of necessity." These are the words of one of Casio's founders. The people who created Casio were determined to 'invent necessity'- to create products that met latent needs with groundbreaking capabilities no one had ever seen before. Ever since, Casio has been doing just that, bringing new discovery and delight to people around the world. This is Casio's way of building an even more prosperous, richly rewarding world.

Casio LW204-1A Sport Watch
The Casio LW204-1A is a robust sport watch designed for daily wear. Its 35.9mm resin case and matching resin strap provide lightweight durability. This model offers 50 metres of water resistance, suitable for incidental contact with water.

Key Features
This Casio model operates with a reliable quartz movement, ensuring precise timekeeping. The 35.9mm resin case offers a compact and durable housing for the module. A resin strap complements the case, providing comfort and resilience, while 50m water resistance supports various activities.
Warranty & Support
Manuals & Documents
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