CASIO SF-4100 Digital Diary Batteries 32KB Tested/works

( Brand: Casio ), ( Manufacturer Part Number: SF-4100 ), ( Movement: Quartz ), ( Water Resistance: Not Water Resistant ), ( Customized: No ), ( Country/region Of Manufacture: Japan )

Review CASIO Vintage Digital Diary 32kb Tested/works New Batteries

The Casio SF-4100 Digital Diary, a product of Casio Computer Co. Ltd., is a vintage electronic organizer released in 1988. This compact and lightweight device, with its sleek design and intuitive functionality, offers a unique blend of organization and technology, making it an essential tool for managing daily tasks and appointments.

Measuring approximately 7.9 x 11.1 x 1.2 centimeters and weighing just 100 grams, the Casio SF-4100 is highly portable, allowing users to take it everywhere they go. The device features a clear, easy-to-read 1.2-inch LCD display, which shows the calendar view, clock, and other important information.

The SF-4100 comes with a built-in 32kb memory, providing ample space for storing a vast array of data. This includes a calendar with a capacity for 31 different categories, each with room for up to five events per day. Users can set alarms and reminders for appointments, deadlines, or other important dates.

The SF-4100 also includes a to-do list, memo pad, and a world time function with 29 different time zones. The device is equipped with a stopwatch and countdown timer, as well as a calculator and currency converter for added convenience.

This tested and working Casio SF-4100 comes with fresh batteries, ensuring that it is ready for use right out of the box. The device's battery life is approximately two years, providing extended use between replacements.

The Casio SF-4100 is a testament to the innovation and ingenuity of 1980s technology, offering a simple yet effective solution for organizing daily life. Its timeless design and functionality make it a collectible item for enthusiasts of vintage electronics and a practical tool for those who appreciate an alternative to digital calendars and smartphones.

The Casio SF-4100 Digital Diary, released in 1988, is a vintage electronic organizer that offers a unique blend of features for those who appreciate the nostalgia of earlier technology. Here are some pros and cons to help you decide if this device is the right choice for you.

1. Nostalgic Value: The SF-4100 offers a trip down memory lane for those who used similar devices in the past. Its retro design, user interface, and functionality may appeal to collectors or individuals who enjoy using vintage technology.

2. Compact Size: With dimensions of 12.5 cm x 8.3 cm x 2.0 cm, the SF-4100 is highly portable, making it easy to carry around. This compact size also means that it can be stored conveniently in a bag or desk drawer when not in use.

3. Long Battery Life: The SF-4100 is known for its impressive battery life, with a single CR2016 battery providing power for up to 5 years. This is a significant advantage over modern electronic devices, which often require frequent battery replacements.

4. Multiple Functions: The SF-4100 offers a variety of functions, including a calendar, alarm clock, world time, and stopwatch. It also includes a simple calculator and the ability to store up to 32 contacts with their addresses and phone numbers.

5. Durability: The SF-4100's rugged design and solid construction make it a durable device. Its buttons are tactile and responsive, and the display is protected by a hard plastic cover.

1. Limited Capacity: With only 32kb of memory, the SF-4100's contact list is relatively small compared to modern smartphones or even other vintage devices. This may be a limitation for individuals who need to store a large number of contacts.

2. Limited Connectivity: The SF-4100 does not offer any connectivity options, such as Wi-Fi or Bluetooth. This means that it cannot be synced with a computer or other devices, and data cannot be easily transferred between devices.

3. Limited User Interface: The SF-4100's user interface can be somewhat confusing for users who are accustomed to modern devices. Navigating the menu and inputting data can take some time and practice.

4. Limited Customization: The SF-4100 offers limited customization options. Users cannot change the font size or style, and the alarm tones are pre-set.

5. Limited Compatibility: The SF-4100 uses a proprietary battery type (CR2016) that may be difficult to find in some areas. Additionally, the device may not be compatible with some software or applications designed for more modern electronic organizers.

The Casio SF-4100 Digital Diary offers a unique blend of nostalgia, portability, and functionality. Its long battery life, compact size, and rugged design make it an attractive option for those who appreciate vintage technology. However, its limited capacity, connectivity, customization, and compatibility may be limitations for some users. Ultimately, the decision to purchase the SF-4100 depends on your personal preferences and needs. If you value nostalgia, portability, and durability, and are willing to accept its limitations, the SF-4100 may be an excellent choice for you.

If you are looking for a vintage electronic organizer that offers a unique blend of nostalgia, portability, and functionality, the Casio SF-4100 Digital Diary is definitely worth considering. However, if you require a device with more capacity, customization options, or connectivity, you may want to explore more modern alternatives. Ultimately, the SF-4100 is best suited for individuals who value the charm and simplicity of vintage technology.

Details:

Rivendale1 has been a supplier of Vintage and Collectible items from long time collector to other collectors since 2000 and sells variety brands so please come back check each week for my newly listed pieces. This is a very nice Sony model #SF-4100 Digital Diary Calculator/Organizer. The item as pictured is the one you are buying on. Vintage 1988 Casio Digital Diary SF-4100 with 32KB Tested/Works - New Batteries FAST SHIPPING.

The outer case of the item is very clean with minor scuff wear as shown in pictures. Functions have been tested and work great. This is a very nice original model that works as it should pictured above of the actual item.New batteries are Included/Installed well for Free. Combined Shipping.

part #: sf4100 prices

• $5.00-$46.79

specifications vintaelec:

• brand: Casio
• mpn: Sf-4100
• movement: Quartz
• water resistance: Not Water Resistant
• customized: No
• country/region of manufacture: Japan

payments vintaelec:

• wallet: Google-pay
• credit card: Visa
• other

shipping vintaelec:

• service: USPS Ground Advantage
• cost: $5.35
• type: Fixed
• class: Standard
• transit: 4-8 Days
• carrier: USPS

returns vintaelec:

• policy: No Returns

seller vintaelec:

• # reviews: 3066
• rating: 100.0%
• city: Springfield, Missouri

offer vintaelec:

• started: March 16, 2025
• options: Ship-to-home
• quantity: 1
• availability: In Stock
• best offers: True
• sold: 0

general vintaelec:

• condition: Used
• Consumer Electronics > Vintage Electronics > Other Vintage Electronics

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