The Heirloom is a brand-new style, from the case to the dial and strap. The rectangular thicker case brings a touch of sophistication, while the dual finishes on the dial add a modern flair. Case size - 23.5 x 30.6 mm Case thickness - 6 mm Case material & color - Brass Gold Dial type - Rectangular Strap material & color - Leather- Black Strap interchangeable collection - None Water resistance - 3 ATM