Casio W800HG Series | Men’s Digital Watch | 100 Meter

Product Overview

The Casio W800HG Series is a rugged, no-nonsense men’s digital watch engineered for reliability and everyday performance. Built to support both daily routines and active lifestyles, this timepiece delivers essential functions with long-term dependability. Whether you’re navigating city commutes, hitting the gym, or exploring the outdoors, the W800HG provides consistent performance across environments. With a decade-long battery life and robust construction, it’s designed to keep up without requiring constant attention. This watch reflects Casio’s commitment to practical innovation—creating tools that meet real-world needs with durable, user-focused design.

Key Features

• 10 Year Battery – Powered by a long-life lithium metal battery, this watch runs for up to ten years without needing a replacement. That means years of uninterrupted timekeeping with minimal maintenance—ideal for those who prefer a dependable watch that just works.
• 100 Meter Water Resistance – With a water resistance rating of 100 meters (330 feet), the W800HG is suitable for swimming, snorkeling, and everyday exposure to water. It’s built to handle splashes, rain, and submersion, making it a reliable choice for water-based activities and active use.
• Multi-Function Alarm – Includes five daily alarms and one one-time alarm option, giving you flexibility to set reminders for workouts, meetings, medication, or other important tasks. Each alarm can be customized to suit your schedule.
• 1/100-Second Stopwatch – Offers precise timing with resolution down to one-hundredth of a second. Perfect for tracking athletic performance, interval training, or any activity that demands accurate time measurement.
• Auto Calendar – Pre-programmed until December 31, 2099, the auto calendar automatically adjusts for varying month lengths and leap years. You’ll never need to manually correct the date, even over decades of use.
• Countdown Timer – Set countdowns in 1/10-second increments, making it useful for interval training, cooking, workouts, or managing short tasks. The audible alert ensures you’re notified when time is up.
• LED Light – Features a bright LED backlight that illuminates the digital display in low-light or dark conditions. Easy to activate, it allows for clear visibility at night or in dimly lit environments without straining your eyes.
• Dual Time – Displays two different time zones at once, ideal for travelers, remote workers, or anyone who needs to stay in sync with contacts in another region.
• World Time – Access time in 31 global time zones across 48 cities, enabling quick reference for international calls, travel planning, or coordinating across time zones.

Technical Specifications

• Battery Life: 10 years (lithium metal battery included)
• Water Resistance: 100 meters (330 feet)
• Stopwatch: 1/100-second resolution
• Countdown Timer: 1/10-second increments
• Alarm: 5 daily alarms + 1 one-time alarm
• Calendar: Auto calendar (pre-programmed until December 31, 2099)
• World Time: 31 time zones, 48 cities
• Dual Time: Yes
• Light: LED backlight
• Dimensions: 5 x 5 x 0.7 inches
• Weight: 1.2 ounces
• Model Number: W-800H-1AVCF
• Department: Unisex-adult
• Battery Required: 1 Lithium Metal (included)
• Manufacturer: Casio
• ASIN: B001AWZDA4
• First Available: November 12, 2003
• Discontinued by Manufacturer: No

Benefits & Use Cases

The Casio W800HG Series is built for individuals who prioritize function, durability, and low maintenance. Its 100-meter water resistance makes it a solid choice for swimmers, snorkelers, or anyone frequently around water. The 10-year battery life eliminates the hassle of frequent replacements, appealing to those who want a “set it and forget it” timepiece. Fitness enthusiasts and athletes benefit from the precise 1/100-second stopwatch and customizable countdown timer for tracking workouts and intervals. Frequent travelers appreciate the dual time and world time functions, which make it easy to stay in sync across time zones. The LED light ensures the display remains readable in dark settings, while the auto calendar keeps the date accurate without manual input. Its lightweight, unisex design and compact build make it comfortable for daily wear across a range of wrist sizes and styles.

Important Notes

This watch is not discontinued and remains available for purchase. It comes with one included lithium metal battery and requires no additional setup beyond initial use. For detailed warranty information, refer to the manufacturer’s documentation. The product is listed under Clothing, Shoes & Jewelry and ranks within the top 1,000 in multiple categories, reflecting its popularity and reliability. Care should be taken to avoid extreme temperature exposure and prolonged submersion beyond recommended depths. Regular cleaning with a soft cloth helps maintain appearance and function.