The Casio MTS-RS100D-2AV is an analog men's watch that combines classic style with modern, practical features. The "2AV" often indicates a blue dial.

• Solar Powered (Tough Solar: This is a primary selling point. The watch is equipped with a solar charging system that converts light from various sources (sunlight, fluorescent light) into electrical energy. A full charge can last for approximately 4 months with normal use.
• Sapphire Crystal with Anti-Reflective Coating:: This is a significant premium feature, especially for a watch in this price segment. Sapphire crystal is highly resistant to scratches, offering superior durability and clarity compared to more common mineral glass. The anti-reflective coating reduces glare, making the dial easier to read in bright conditions.
• Blue Dial (Sunray Finish):: The "2AV" in the model number denotes a blue dial, which often has a "sunray" finish that creates a dynamic effect as light hits it, adding visual appeal
• 50-Meter (5 ATM) Water Resistance: This level of water resistance means the watch is suitable for daily use and can withstand splashes, rain, and brief immersion in water (like washing hands or showering). However, it is not suitable for swimming or diving.
• Slim Profile:: With a case thickness of approximately 9.5 mm, it's a relatively slim watch, making it comfortable to wear and easy to slide under shirt cuffs.
• Solar Powered (Tough Solar: This is a primary selling point. The watch is equipped with a solar charging system that converts light from various sources (sunlight, fluorescent light) into electrical energy. A full charge can last for approximately 4 months with normal use.
• Sapphire Crystal with Anti-Reflective Coating:: This is a significant premium feature, especially for a watch in this price segment. Sapphire crystal is highly resistant to scratches, offering superior durability and clarity compared to more common mineral glass. The anti-reflective coating reduces glare, making the dial easier to read in bright conditions.
• Blue Dial (Sunray Finish):: The "2AV" in the model number denotes a blue dial, which often has a "sunray" finish that creates a dynamic effect as light hits it, adding visual appeal
• 50-Meter (5 ATM) Water Resistance: This level of water resistance means the watch is suitable for daily use and can withstand splashes, rain, and brief immersion in water (like washing hands or showering). However, it is not suitable for swimming or diving.
• Slim Profile:: With a case thickness of approximately 9.5 mm, it's a relatively slim watch, making it comfortable to wear and easy to slide under shirt cuffs.