Citizen Men's Promaster Automatic Diver Timepiece

A unique identifier that distinguishes a product variant from its base model. It is used to track different configurations, colors, sizes or special editions of the same product line.

The design or construction method of a product’s back cover, such as whether it is screwed, snap‑on, has a battery hatch, or is see‑through. This attribute helps users understand how the back panel can be opened, closed, or accessed for maintenance or battery replacement.

The material used to construct the back or rear shell of a product, such as metal, plastic, resin, or composite blends. This attribute helps users understand durability, weight, appearance, and suitability for specific applications.

The linear measurement of a product’s band width, expressed in a unit such as millimetres or inches. It indicates the horizontal dimension of the band and is used for sizing, fitting, and compatibility purposes.

A list of functions or features that are displayed on the bezel of a watch, such as speedometer, tachymeter, dive depth indicator, or other specialized gauges. Each entry represents an individual feature that can be read directly from the watch’s outer edge.

The format or style of the calendar displayed by the product, such as "Date – Window", "Date – Digital", "Date – Dial" or other descriptive variants. It indicates how dates and time information are presented to the user on the device’s display or app.

The format or style of a calendar displayed by the product, such as day‑date, month‑year, or automatic world time. It indicates how dates and times are presented to the user.

The colour or combination of colours that a product’s outer shell or enclosure is available in, expressed as common names such as "Black", "Silver" or comma‑separated lists like "Black, White". It indicates the visual appearance of the case for consumers.

The geometric shape of the product’s outer shell or enclosure, such as round, rectangular, square, oval, or other common silhouettes. This attribute helps users quickly identify and compare items based on their overall appearance.

The type of clasp or closure mechanism used on a product, such as buckle, deployment clasp, folding clasp, or hidden clasp. It indicates how the item is fastened and can affect comfort, security, and style.

The linear measurement across a circular or round object, taken through its center. It is expressed in units of length such as millimeters, centimeters, inches, or feet and represents the widest span of the item.

The type of visual panel or display technology used in a product, such as LCD, LED, OLED, TFT, IPS, AMOLED, or analog. It indicates the underlying technology that determines image quality, color reproduction, power consumption and suitability for different use cases.

The operating frequency of a device or component, expressed in hertz (Hz). It represents the number of cycles per second that the product’s internal circuits or wireless radios can run and is useful for comparing performance across similar products.

The type of mechanical or electronic system that drives a product’s timekeeping or motion function, such as quartz, automatic, manual, digital, or hybrid. It indicates whether the movement is powered by a battery, mainspring, or other energy source and helps users compare performance, maintenance needs, and typical accuracy.

The company that designs, produces, or supplies the mechanical or electronic movement used in a watch or similar timekeeping device. This value identifies the manufacturer of the internal mechanism, allowing users to assess quality, compatibility, and support options.

The mechanism that drives the watch’s timekeeping, such as quartz, automatic, solar, or digital. It indicates whether the movement is powered by a battery, mainspring, or energy‑harvesting technology and helps buyers compare performance, maintenance needs, and typical accuracy.

The materials that make up a watch or bracelet strap, such as leather, metal, silicone, textile or composite blends. Multiple materials may be listed when a strap is composed of more than one component.

The amount of time a device can operate on its internal power source before needing recharging or replacement, expressed in hours. This value indicates the battery life or power reserve available to the user and helps compare endurance across similar products.

Indicates whether the product can be mounted using a straight strap mounting system, typically involving a single strap that attaches directly to the item or its housing.

The type of material used to construct a watch or bracelet strap, such as leather, metal, silicone, textile, plastic, or composite blends. This attribute helps users understand the strap’s durability, comfort, aesthetic, and suitability for different activities.

The maximum pressure that a product can withstand without leaking or damage, expressed in bars or atmospheres. It indicates how well the item resists water penetration during use.

The calendar year in which a product collection was first released to the market. It is expressed as a four‑digit number (e.g., 2019) and can be used to filter, sort, or compare products by their release period.