CASIO MTP-M307D-1BV Black Moon Phase Stainless Steel Men's Watch

The Casio MTP-M307D-1BV men's watch is an analog timepiece with a black moon phase dial, a stainless steel case and a matching stainless steel bracelet. It suits professionals who want a dressy daily watch for business and formal settings, and the moon phase display adds a detail beyond a standard day-date model.

The Casio MTP-M307D-1BV men's watch runs on Japanese quartz movement, so it keeps time without daily winding. A scratch-resistant mineral glass crystal protects the black dial, and 50-metre water resistance covers rain and hand-washing. The three-hand analog display shows hours, minutes and seconds, while separate day and date windows keep you oriented. A fold-over clasp with a one-touch three-fold lock secures the steel bracelet. The watch suits business, formal and everyday wear.

Key features and benefits of the Casio MTP-M307D-1BV

• Moon phase display: The dial shows the current lunar cycle. This lets you track moon phases at a glance and adds a classic watchmaking detail to the black dial.
• Day indicator and date display: Two separate windows show the day of the week and the date. You can check both without reaching for a phone, which helps with scheduling and travel.
• Stainless steel case and bracelet: The case and bracelet are made of stainless steel. The metal resists corrosion and gives the watch a substantial feel that works with business attire.
• Japanese quartz movement: A Japanese quartz movement powers the watch. It keeps time without the daily winding that mechanical watches need.
• 50-metre water resistance: The watch is rated to 50 metres of static pressure. That covers rain, hand-washing and accidental splashes, but it is not intended for swimming or diving.
• Scratch-resistant mineral glass: A mineral glass crystal protects the dial. The hardened surface resists everyday knocks and helps the watch keep its polished look.
• Three-hand analog display: Hour, minute and second hands move in a classic analog layout. The display is easy to read and sits alongside the moon phase and calendar windows.
• Fold-over clasp with one-touch three-fold lock: The clasp opens and closes with a single press and locks in three positions. It stays fastened during active days and is easy to adjust on the wrist.
• Black analog dial: The dial is black, so the silver-tone hands, indices and moon phase disc stand out. The contrast improves legibility and gives the watch a formal look.
• Elegant design for business, formal and everyday wear: The steel construction, black dial and three complications create a restrained look. The watch can move from office days to evening events without looking out of place.

Who the men's watch is for

The Casio MTP-M307D-1BV men's watch is aimed at professionals who want one reliable watch for work and formal occasions. The moon phase, day and date windows appeal to anyone who likes traditional watch details, while the steel bracelet and black dial keep the look flexible enough for suits, smart-casual outfits and weekend wear. It is a useful choice for someone who prefers a single quality watch over rotating several.

• Office days when a polished steel watch completes a business shirt and trousers.
• Formal events such as weddings or dinners where the moon phase adds quiet detail.
• Travel when the day and date windows help you stay oriented.
• Everyday wear for someone who prefers one quality watch over several.
• A gift for someone who wants a recognisable brand with practical features and a dressy look.

Less suitable if: you need a watch for swimming, diving or water sports, because 50-metre water resistance only covers splashes and rain.

Men's watch specifications

Using and caring for the Casio MTP-M307D-1BV

Wear the Casio MTP-M307D-1BV with the clasp fully locked so the three-fold lock engages. Clean the stainless steel case and bracelet with a soft damp cloth, and avoid harsh chemicals that can dull the polish. Keep the crown pushed in to maintain water resistance, and rinse with fresh water after contact with salt or chlorine.

• Set the day and date with the crown in the first position: turn clockwise for the date and counter-clockwise for the day.
• Advance the hands through 24-hour cycles to set the moon phase until the disc matches the current phase.
• Store the watch in a dry place away from strong magnets, which can affect quartz accuracy.
• Have the water resistance seals checked every two years if the watch sees frequent moisture.
• Replace the battery at a watch service centre when the second hand starts jumping in two-second intervals.

How to choose the right men's watch

For the Casio MTP-M307D-1BV, four factors matter when you choose a dress watch: case material, complications, water resistance and bracelet type. The watch uses a stainless steel case and bracelet for durability and a formal look. Its complications go beyond a simple three-hand layout: a moon phase display, a day indicator and a date window. Water resistance is rated at 50 metres, which covers daily splashes but not swimming. The fold-over clasp has a one-touch three-fold lock for security. If you need higher water resistance or a leather strap, this model is not the right fit.

Frequently asked questions

What is the Casio MTP-M307D-1BV made of?

The case and bracelet are stainless steel, and the crystal is scratch-resistant mineral glass. These materials resist corrosion and everyday wear while keeping a polished appearance.

Does the Casio MTP-M307D-1BV need a battery?

Yes, it runs on a Japanese quartz movement powered by a button cell battery. Battery life is typically two to three years, and a service centre can replace it and reseal the case.

Can I swim with the Casio MTP-M307D-1BV?

No. The 50-metre water resistance rating protects against rain, hand-washing and accidental splashes only. It is not suitable for swimming, showering or diving.

How do I set the moon phase on the Casio MTP-M307D-1BV?

Pull the crown to the time-setting position and advance the hands through 24-hour cycles. Each full day moves the moon disc a little; repeat until the disc matches the current lunar phase.

Is the bracelet on the Casio MTP-M307D-1BV adjustable?

The fold-over clasp has a one-touch three-fold lock with micro-adjustment holes. For larger sizing changes, a watchmaker can remove or add links on the steel bracelet.

How does the Casio MTP-M307D-1BV differ from a simple three-hand watch?

This model adds a moon phase display, a day indicator and a date window. Those complications give you lunar cycle tracking and calendar information without a separate device.

Who is the Casio MTP-M307D-1BV suited to?

It suits professionals and anyone who wants a dressy steel watch for business, formal and everyday wear. The black dial and moon phase detail give it a traditional look.