CASIO
CASIO MTPM305MC-8AV
CASIO MTPM305MC-8AV
CASIO STANDARD – Model MTPM305MC-8AV
The MTPM305MC-8AV elevates everyday style with a refined blend of classic analog design and modern moon phase functionality. This stainless-steel timepiece is crafted for those who value elegance with a touch of celestial inspiration.
Design Overview
This watch features a sleek rectangular stainless-steel case paired with a stainless-steel mesh band for a clean, modern look. Multiple inset dials — including date, day, and moon phase — create a sophisticated and functional layout, while mineral glass protects the face with lasting clarity.
With its water resistance up to 50 meters and versatile design, the MTPM305MC-8AV is equally at home in the office, at dinner, or during casual outings. It’s a stylish companion that balances fashion with everyday practicality.
Key Highlights
✔ Stainless steel case & stainless-steel mesh band with adjustable clasp
✔ Moon phase display with multiple inset dials (date, day, and moon phase)
✔ Water resistance up to 50 meters — safe for washing up or getting caught in the rain
✔ Slim and lightweight design at only 80 g for comfortable daily wear
✔ Approx. 3-year battery life on SR621SW
Features & Specifications
Case & Band
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Case Size: 44.5 × 34 × 9.4 mm
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Material: Stainless steel case & bezel
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Band: Stainless steel mesh with adjustable clasp
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Weight: 80 g
Exterior
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Glass: Mineral Glass
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Compatible Band Size: 150–205 mm
Water Resistance
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50-meter water resistance
Timekeeping & Functions
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Display: Analog with 3 hands (hour, minute, second)
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Sub-dials: Date, day, moon phase
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Accuracy: ±20 seconds per month
Battery & Power
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Battery Type: SR621SW
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Battery Life: Approx. 3 years
Summary
The MTPM305MC-8AV combines modern elegance with a timeless lunar design. Featuring a slim stainless-steel case, mesh band, moon phase display, and practical water resistance, it’s the perfect blend of style and everyday function.
For more details, visit the official CASIO website here.
Warranty:
- The watch is covered by a official warranty, providing assurance and protection for your purchase.
▶︎Processing Time & Shipping Policy
▶︎Refund policy
▶︎We only carry G-SHOCK USA products.
▶︎Unfortunately, we DO NOT ship internationally.
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Explore Your Favorite G-SHOCK Watches
Explore our current selection of G-SHOCK watches. If you don’t see your preferred model, check the G-SHOCK USA website, note the model number, and contact us via email or phone(415-567-2400) to place your order. Ask about our special deals!
Please note:
- We only carry G-SHOCK USA products.
- Unfortunately, we DO NOT ship internationally.

Trusted Since 1967
Our owner, Asuka Saito, is certified by both Gemological Institute of America (GIA) and Cultured Pearl Association of America (CPAA), and we also have a GIA-certified appraiser on staff. Asuka is also a color specialist, certified as a TC Color Therapist and Sensational Color.