Welcome to your Maystone Prosperity GMT.

This page provides all the essential information about your new watch, including specifications, setting instructions, warranty details, and more.

Watch Specifications

  • Case Diameter: 38mm

  • Case Thickness: 11.5mm

  • Lug-to-Lug Length: 46mm

  • Lug Width: 20mm

  • Movement: Seiko NH34 Automatic GMT

  • Crystal: Sapphire with Anti-Reflective Coating

  • Bracelet: Solid Stainless Steel with Quick Release and On-the-Fly Micro Adjustment

  • Water Resistance: 100 meters (10 ATM)

  • Dial Features: Talon-Inspired Indices, Eagle-Owl Orange GMT Hand, Maystone "M" Seconds Hand

  • Caseback: Engraved with Maystone Wingspan Logo

How to Set Your Watch

Please refer to the video below for a visual guide on setting your Maystone Prosperity GMT.

Step-by-Step Guide

  1. Winding the Watch:

    • Unscrew the crown counterclockwise until it pops out to the first position.

    • Turn the crown clockwise approximately 20-30 times to wind the mainspring.

  2. Setting the Time:

    • Pull the crown out to the second position.

    • Rotate the crown to set the desired time.

  3. Setting the Date:

    • Push the crown back to the first position.

    • Turn the crown clockwise to adjust the date.

    • Note: Avoid setting the date between 9 PM and 3 AM to prevent damage to the movement.

  4. Setting the GMT Hand:

    • Pull the crown to the first position.

    • Turn the crown counterclockwise to set the GMT hand to your desired second time zone.

  5. Securing the Crown:

    • Push the crown back in and screw it clockwise to ensure water resistance.

Warranty Information

Your Maystone Prosperity GMT comes with a 12 month warranty covering manufacturing defects.

Warranty Coverage:

  • Manufacturing defects in materials and workmanship.

Warranty Exclusions:

  • Damage resulting from improper use, accidents, or unauthorized repairs.

  • Tampering or disassembly by unauthorized third parties.

Claim Process: