Essentials Collection From the Essentials Collection. Offering classic dress/sport designs, the Essentials Collection provides the ideal solution for everyday wear. Crafted of stainless steel, this perfectly tailored watch features a patterned blue dial with date calendar, as well as Arabic numerals and stick markers, for a superb blend of clarity and style. The sapphire crystal adds superior scratch resistance. 10 bar, 100M Water Resistant Features Collection: Essentials Collection. Design: Classic dress/sport style, ideal for everyday wear. Dial: Patterned blue dial with a date calendar. Numerals and Markers: Arabic numerals and stick markers. Technical Data Case Dimensions: Diameter: 29.9 mm. Thickness: 6.84 mm. Movement: Caliber 6N22. Case Material: Stainless steel. Dial Color: Blue. Strap: Stainless steel bracelet. Crystal: Sapphire crystal for superior scratch resistance. Water Resistance: 10 bar, 100 meters (330 feet). Warranty: The watch is covered by a warranty, providing assurance and protection for your purchase. ▶︎Processing Time & Shipping Policy ▶︎Refund policy ▶︎We only carry SEIKO USA products. ▶︎Unfortunately, we DO NOT ship internationally.