10 Best Sport Watches Under 100 of August 2025

• Adjustable black 16 millimeter resin strap fits up to 8-inch wrist circumference
• 100-hour chronograph with 30-lap memory; 24-hour countdown timer.On-Screen Prompts Make Setting Easy Forward or Backward Setting
• 3 daily, weekday or weekend alarms; 24-hour military time mode; 3 time zones; Day, date and month calendar
• Gray and black 38 millimeter resin case with acrylic lens; Gray digital display; Indiglo light-up watch dial
• Water resistant to 100 meter (330 feet): In general, suitable for swimming and snorkeling, but not diving

Timex

• Easy-to use GPS running watch tracks how far, how fast and where you run
• Estimates heart rate at the wrist, all day and night, using Garmin Elevate wrist heart rate technology
• Connected features: smart notifications, automatic uploads to Garmin Connect, live tracking and music controls (when paired with a compatible smartphone)
• All-day activity tracking estimates steps, calories and intensity minutes and reminds you when to move
• Automatically uploads your data to Garmin Connect, our free online fitness community where you can join challenges, receive insights and share your progress as you meet your goals

Garmin

• 10-year battery life
• 100-meter water resistance
• LED backlight
• Dual time
• Approx. battery life: 10 years on CR2025

Casio

• An altimeter tracks your vertical movement, a barometer tells the Trend in air pressure, and a compass points the way
• Suunto core tracks both the weather and the sun for you; Operating temperature: 20° C to +60° C / 5° F to +140° F; Storage temperature: 30° C to +60° C / 22° F to +140° F
• A weather Trend graph and storm alarm along with preset sunrise/sunset times for over 400 locations help you stay safe and plan your activities
• With stylish designs in more than a handful of variations, you are sure to find just the right Suunto core for your style
• Wrist top computer watch with altimeter, barometer, compass and weather indicator
• Altimeter displays current elevation, shows ascent or descent and records session
• Intelligent storm alarm senses drops in air pressure and notifies you of approaching storms
• Barometer helps you predict changing conditions; Built in weather trend indicator
• All black finish; Accurately measures depth to 30 feet; Weighs 2.26 ounces; 2 year warranty

Suunto

• Shock Resistant, 200 Meter Water Resistant; Size of case : 48.5×43×14.7mm
• Electro-Luminescent Backlight with Afterglow, Mineral Crystal
• 1/100 second stopwatch, Countdown Alarm, Auto-repeat function
• Daily Alarm, Hourly time signal, 12/24 Hour Formats, Auto Calendar (pre-programmed until the year 2039)
• Battery: 2 years on CR2016, Module 1659
• Accuracy: ± 15 seconds per month. Measuring mode - elapsed time, split time

Casio

• Tough Solar Power, 100M Water Resistant, LED Light with Afterglow, Neo-brite luminous hands and markers
• World Time, Multi-lingual Day of Week display (English, Portuguese, Spanish, French, German, Italian)
• 5 Daily Alarms, Hourly Time Signal, 1/100 second digital stopwatch, 2 Countdown Timers, Full Auto Calendar, 12/24 Hour Formats
• Button operation tone on/off, Storage Battery: Solar Rechargeable Battery, Battery Power Indicator, Power Saving Function,
• Approx. battery life: 10 months on full charge (without further exposure to light)

Casio

• Digital watch: Fashionable sporty dial design, military style outlook. Large Dial and numbers with light, show time clear in the dark.Use import EL Lamp,Press"LIGHT"button to see the time clearly in the light, easy to read.
• Mens watch: Appeals to mens, especially to those who like doing sports, shock resistant, stop watch, military 24H time mode, and LED back light functions make it perfect for all kind of sport and daily use
• Shock Resistant, perfect for both outdoor and indoor sports, such as running, climbing,fishing, ect
• Multifunction Watch:Auto Date,Alarm,Water Resistant,LED display,Shock Resistant,Stop Watch,Back Light
• Waterproof: 164 Ft / 50 M water resist, Please DONOT press any buttons underwater, and in case of damaging waterproof ring,please keep it away from steam and hot water.

CakCity

• Adjustable purple 12mm resin strap fits up to 7.5-inch wrist circumference
• 100-hour chronograph with 10-lap memory; 24-hour countdown timer
• customizable alarm; 24-hour military time mode; 2 time zones; day, date & month calendar
• Purple & chrome 33mm resin case with magenta accents; acrylic lens; gray digital display; Indiglo light-up watch dial
• Water-resistant to 100m (330 ft): In general, suitable for snorkeling, as well as swimming, but not diving

Timex

• Adjustable blue 12mm resin strap fits up to 7.5-inch wrist circumference
• 100-hour chronograph with 10-lap memory; 24-hour countdown timer
• customizable alarm; 24-hour military time mode; 2 time zones; day, date & month calendar
• Blue 34mm resin case with acrylic lens; gray digital display; Indiglo light-up watch dial
• Water resistant to 100m (330ft): in general, suitable for swimming and snorkeling, but not diving

Timex

• 330 ft. (100 M) water resistance. In general, suitable for recreational surfing, swimming, snorkeling, sailing and water sports.
• 12/24-hour timekeeping, 43 mm resin case with mineral dial window, Japanese quartz movement; Analog: 3 hands (hour, minute, second)
• Case / bezel material: Resin; Rotating bezel
• Day and date display at 3 o’clock
• Analog display, molded resin band with buckle closure; Accuracy: ±20 seconds per month

Casio