Presented for auction by Second Vintage This Citizen Crystal Seven 33 Jewels is a remarkable example of Japanese domestic market horology from the golden era of watchmaking. Distinguished by its high jewel count and the innovative use of hardened mineral glass, this model represents Citizen's technical prowess and design elegance from the early 1970s. With its sharp cushion case, unique Kanji day wheel, and pristine silver sunburst dial, this timepiece offers a sophisticated aesthetic that rivals its Swiss counterparts of the period. Brand: Citizen Model: Crystal Seven Reference Number: 4-720121 Y Serial Number: 00326457 Movement: Automatic, 33 Jewels Dial: Silver sunburst with Kanji day display Case Size: 37 mm (excluding the crown) Case Material: Stainless Steel Production Year: 1970 Condition: Excellent vintage condition with a very well preserved dial and sharp case lines. Dial and Hands The dial features a stunning silver sunburst finish that remains exceptionally clean and vibrant. It is adorned with applied baton indices and the applied "7" shield logo, adding depth and texture to the face. A distinctive feature of this model is the day window located prominently at the 12 o'clock position, displaying the day in Kanji characters, which confirms its origins as a Japanese Domestic Market model. The date window is framed at the 3 o'clock position. The dauphine-style hands are polished and retain their original luminous material, showing a charming vintage patina consistent with the dial indices. Case and Crystal The stainless steel cushion-shaped case measures 37 mm and presents a strong wrist presence. The case lines remain sharp and well-defined, showcasing the original brushed surfaces on the top and polished sides. The signed crown featuring the "C" logo is original and integrates perfectly into the case design. The caseback features the distinctive "Para Water" engravings and the serial number, both of which are crisp and clearly legible. The mineral glass crystal, a hallmark of the Crystal Seven line, is clear and free from distracting marks. Movement Powering this timepiece is a high-grade Citizen automatic movement featuring an impressive 33 jewels. The movement is clean and the rotor is clearly signed, showcasing the quality of engineering. Timegrapher testing indicates an accuracy of +35 to +37 seconds per day, which indicates a healthy movement offering reliable vintage performance. Strap The watch is fitted with a black leather strap featuring contrasting brown vintage-style stitching. The strap is supple and complements the silver tones of the watch perfectly, secured by a polished stainless steel buckle. Condition This timepiece is in excellent vintage condition. The dial is flawless or nearly flawless with no visible staining or damage. The case shows only light wear and handling marks visible upon close inspection, with the edges remaining sharp and the geometry uncompromised. The overall appearance is clean, attractive, and well above average for a vintage piece of this era. Dimensions The case measures 37 mm in diameter excluding the crown, offering a classic fit that sits comfortably on a variety of wrist sizes. The lug width allows for standard strap changes if desired. Remarks This specific Crystal Seven is a rare find due to its high 33-jewel count and the presence of the Kanji day wheel, making it a true collector's piece for enthusiasts of JDM watches. The combination of the "Para Water" caseback and the 1970 production date places it at an interesting transition point in Citizen's history. History Introduced in 1965, the Citizen Crystal Seven was the first Japanese watch to feature a hardened mineral glass crystal, a significant technological advancement at the time designed to offer superior scratch resistance compared to the acrylic crystals used by competitors. It became one of Citizen's most successful lines, celebrated for its durability and the unique placement of the day window at the top of the dial. Payment and Shipping Payment must be completed within 1-3 days after purchase. The watch will be securely packaged and shipped with tracking and insurance for your peace of mind. Please review the pictures carefully before bidding. We strive to showcase the watch from multiple angles for an accurate representation. As with all vintage watches, water resistance is not guaranteed. The watch will be delivered in fully functional working condition. If you have any questions, feel free to contact us after the auction ends. / Second Vintage SKU: CIT-CCS-0009