The Citizen EM0491-81D (also designated as the EM0491) is a graceful, vintage-inspired Japanese light-powered quartz jewelry dress timepiece from Citizen’s celebrated Eco-Drive Ladies Collection. Recognized worldwide among fine watch enthusiasts, collectors of feminine horology, and admirers of Art Deco styling by its popular series nicknames—the "Classic Tank", "Mother Of Pearl", "Rectangular Elegance", "Crystal Accent Tank", or "Eco-Drive Tank"—this 29.0 × 23.5mm watch unites mid-century rectangular dress aesthetics with cutting-edge sustainable Japanese horology. It pairs an architectural solid stainless steel rectangular case with a luminous white mother-of-pearl dial, sparkling dual crystal accents hand-set at 12 o'clock, polished silver-tone baton hour indices, slender matching hands, an in-house Japanese Eco-Drive light-powered quartz movement, a durable mineral glass crystal, daily splash-resistant water protection, and a solid stainless steel construction. Perfectly tailored for women seeking a timeless, low-maintenance daily luxury timepiece that transitions effortlessly from corporate suites to elegant evening soirees. The defining visual highlight of this EM0491-81D reference is its ethereal natural mother-of-pearl dial face, which produces a gentle iridescence that catches and shifts under ambient light with soft pastel undertones. Embracing classical jewelry watch geometry, the dial is anchored at the 12 o'clock position by two brilliant faceted crystal accents, evoking the sparkle of fine gemstones. Applied silver-tone faceted stick baton markers mark the remaining hours, while polished silver-tone baton hands and a slender sweep second hand glide across the nacre surface with fluid ease. Uncluttered by a date aperture to preserve pristine visual harmony, the dial is framed by the stepped vertical flanks of the polished rectangular bezel. Protected by a scratch-resistant mineral crystal, the monochrome unity between the luminous mother-of-pearl dial and the all-steel architecture delivers an understated, jewelry-grade presence on the wrist. Beneath its classical exterior, the watch is powered by Citizen’s reliable in-house Caliber E031 Eco-Drive quartz movement. Engineered for worry-free reliability and lifelong sustainable operation, this electronic caliber utilizes proprietary light-harvesting technology that absorbs light from any source—natural sunlight or ambient indoor artificial illumination—and converts it into electrical power through solar cells integrated beneath the dial face. Stored in a durable rechargeable power cell, a full charge provides approximately 6 months of autonomous operation in total darkness without further light exposure, completely eliminating the inconvenience and environmental impact of routine battery replacements. Operating with a factory-calibrated standard deviation rating of ±15 seconds per month, the movement coordinates precise central three-hand timekeeping (hours, minutes, sweep seconds) alongside an insufficient charge warning function (two-second step tick) and an overcharge prevention system. The case is engineered with classic Art Deco rectangular proportions, measuring an official 29.0mm in length (lug-to-lug) × 23.5mm in width (case diameter) with an ultra-slim profile thickness of just 7.7mm, ensuring a featherlight, flush, and comfortable fit on wrists of all sizes. The solid stainless steel case features mirror-polished surfaces along the bezel and lugs with smooth case flanks. To withstand everyday wear, the dial is protected by a scratch-resistant flat mineral glass crystal. Built for dependable daily living, the solid stainless steel case incorporates a solid snap caseback securing a certified 30-meter (3 bar / 3 ATM / 100 ft) water resistance rating, safely guarding the movement against incidental hand washing, rain, and light water splashes. The timepiece comes completed on an integrated flexible solid stainless steel construction with an adjustable clasp, offering a tailored and seamless drape.

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• UAE Orders: Delivered within 1 business day
• International Orders: Typically delivered within 2–5 business days after being processed
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• 14-Day Return & Refund Policy from the date of delivery – see our Refund Policy for full details