Bonest Gatti BG4001-R2 square skeleton mechanical watch available for immediate purchase.

$1,980.00 $3,180.00
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The Bonest Gatti Square Skeleton Automatic Mechanical Watch showcases the ultimate modern engineering aesthetic, transforming a traditional timekeeping instrument into a transparent piece of mechanical art.

The watch features a bold square case design, breaking free from the traditional constraints of round watches. Most captivating is its fully transparent structure, where not only is the dial completely skeletonized, but the movement also appears to float in the center of the case, allowing the wearer to observe the rhythmic beauty of its mechanical operation from any angle.

  • Ultimate Skeletonization and Floating Aesthetics:

    • Visual Transparency: Through the highly transparent sapphire glass on both the front and back, every gear, mainspring barrel, and balance wheel of the movement is visible.

    • Three-Dimensional Layers: The movement bridges are treated with a dark grey electroplating, creating a striking contrast with the bright silver case and gold balance wheel, adding visual depth and three-dimensionality.

  • Robust Architectural Case:

    • Brushed Stainless Steel Craftsmanship: The surface of the square case undergoes a meticulous vertical brushed finish, while the edges are polished to a high shine, creating sharp lines and a powerful feel.

    • Industrial Screw Design: Prominent black industrial-style screws are embedded at the four corners of the case, not only enhancing the visual suggestion of structural stability but also adding a strong, hardcore industrial flair.

  • Performance and Legibility:

    • Automatic Winding System: Equipped with a reliable automatic mechanical movement, it automatically recharges power through wrist movements.

    • High-Visibility Hands: The hands and the circular eccentric seconds sub-dial feature a striking black and white color scheme, ensuring clear legibility even against the complex skeletonized background.

  • Wearing Experience:

    • Paired with a high-quality black fluoro rubber strap, this material boasts excellent sweat-resistant and hypoallergenic properties, integrating perfectly with the integrated lug design to provide exceptional wearing stability.


Case size: 42mm
Movement: Automatic mechanical movement
Case material: 316L stainless steel
Watch crystal: Sapphire coating
Strap material: Fluororubber
Water resistant: 50 meters water resistant, not suitable for swimming, bathing, or rinsing.

Free shipping to Hong Kong and Macau.


Delivery arrangements:

  • Under normal circumstances, in-stock products will be shipped within three business days.
  • Please refer to the product page for the shipping time of pre-ordered items.

Tax and return policy:

Please see the terms and conditions .