The mark consists of a configuration of a watch case with a square face, the case framing the watch consists of thin horizontal brancards and thick concave vertical brancards, both formed of the case metal at each corner the vertical brancards are elongated beyond the bottom and top of the watch case, and end in inwardly angled corners; the vertical brancards are beveled to slope downward laterally from the inside to the outside (they are sometimes decorated with jewels); the elongated brancard corners frame the end links in the bracelet chain or the end of the watch strap; Art Deco Roman numerals incline conform to the angle direction of the watch hands at such time as the hands are juxtaposed to that numeral; an octagonal winding crown with cabochon; and a chapter ring/minute guide on the watch face located between the center of the dial and the numerals.