Electronics manufacturer Casio announced the expansion of its portfolio of wrist accessories with the introduction of two new pieces of equipment from the renowned G-Shock line. The models identified by codes GMA-P2100SR-1AJF and GMA-P2100SR-7AJF arrive on the market with an aesthetic proposal focused on the transparency of materials and the application of polarized glass. The catalog update aims to serve consumers looking for compact devices for daily use during the summer season.
The development of these new pieces incorporates advanced vapor deposition techniques into the main display, creating a dynamic visual effect that reacts to ambient lighting. The Japanese company’s strategy involves maintaining the high-durability characteristics that define the brand, while exploring lighter, more ergonomic design elements. Especialistas from the watchmaking sector point out that the combination of translucent resin with optical technology represents a move by the company to diversify its consumer audience and adapt classic products to contemporary style demands.
Engenharia optics and tonal variation on the dial
The main technical difference of the new devices lies in the treatment applied to the glass surface that protects the analog-digital display. Casio’s engineering utilized a polarized vapor deposition process, an industrial technique that changes the way light passes through transparent material. The practical result of this application is a continuous change in the color of the display. The user perceives different tones depending on the viewing angle and the intensity of sunlight or artificial light incident on the equipment.
Cada variant features a specific visual signature generated by this optical technology. The GMA-P2100SR-1AJF model was designed to predominantly reflect nuances approaching emerald green. The second option, cataloged as GMA-P2100SR-7AJF, displays color transitions towards pinkish and reddish tones. The polarized effect acts independently of the watch’s internal functions. The time reading remains clear even under direct sunlight.
The application of metallic vapor occurs in vacuum chambers during the mineral glass manufacturing process. The thickness of the deposited layer determines the spectrum of light that will be reflected and absorbed by the surface. Strict control of this step ensures that the iridescent effect remains uniform across the entire length of the circular dial, without compromising resistance against scratches and surface scratches.
Construção in translucent resin and octagonal shape
The external structure of the releases abandons traditional solid colors in favor of a semi-transparent finish. The main case and bracelet are made from a special translucent resin that gives the mechanical assembly a light appearance. The material allows the user to partially observe the internal fastening components and the base of the electronic module. The choice of this plastic compound maintains the necessary flexibility for adjusting to the wrist.
The design preserves the visual identity of the 2100 series, recognized worldwide for its octagonal bezel. The geometry of the front frame offers additional protection to the side buttons and main glass against accidental impacts. The resin bracelet has a length adjustment range that varies between 145 and 190 millimeters. The adjustment range makes it easier to adapt the accessory to different physical profiles.
The injection of translucent polymers requires controlled cooling processes to avoid the appearance of bubbles or unwanted opacity in the final product. The Casio assembly line calibrated the injection molding machines to ensure that the external parts present a crystal clear level of transparency. The material also receives chemical additives that delay the yellowing caused by prolonged exposure to ultraviolet rays.
Especificações techniques and levels of mechanical resistance
The miniaturization of components allowed the manufacturer to deliver equipment with reduced dimensions without compromising operational performance. The internal module uses a quartz movement system that synchronizes the analog hands with the lower digital display. The mixed interface displays information for hours, minutes, seconds, as well as housing secondary functions such as a stopwatch and daily alarms. Power is supplied via industry-standard long-life batteries.
Official measurements confirm the focus on ergonomics and comfort for prolonged use in outdoor activities. The structural set has the following physical and durability characteristics:
- Largura of the box set at 46 mm with a height of 40.2 mm.
- Slim Perfil with maximum total thickness of 11.2 millimeters.
- Peso structural weight of approximately 40 grams with the bracelet included.
- Sistema impact protection system based on Shock Resist technology.
- Reinforced Vedação that guarantees water resistance of 20 ATM, equivalent to 200 meters deep.
The 20 ATM certification ensures that the device can withstand severe underwater pressures. The user can use the equipment during swimming, recreational diving and high-speed water sports. Electronic circuit integrity remains protected by internal damping architecture that absorbs mechanical shocks and extreme vibrations.
Posicionamento on the market and distribution schedule
The introduction of the GMA-P2100 line with a translucent finish is part of Casio’s commercial strategy for the 2026 summer season. The seasonal collection seeks to attract consumers who want accessories that are less visually robust, but that maintain the brand’s technical reliability. The weight of just 40 grams eliminates the feeling of wrist fatigue during continuous use in high temperature environments. The unisex aesthetic proposal expands the product’s reach in international retail.
The official distribution schedule establishes the start of commercial operations in the Japanese market over the next few weeks. The manufacturer plans to gradually expand availability to other global regions, including the Américas and Europa. Initial supply will occur through authorized stores and e-commerce platforms linked to the company. The suggested price list for the international market is still awaiting confirmation from the company’s regional divisions.
The expansion of the compact watch family demonstrates the feasibility of applying complex optical treatments on large-scale production lines. The integration of polarized glass with semi-transparent resin creates a new visual category within the G-Shock portfolio. The continued development of alternative materials allows Japanese engineering to update classic designs without changing the fundamental architecture of timekeeping modules.