Presented for auction by Second Vintage The Seiko Cronos represents a pivotal era in Japanese watchmaking, showcasing the brand's dedication to elegant design and robust manual-wind calibers. Known for its refined aesthetics and slim profile, the Cronos line was a direct competitor to the Marvel and Crown series, offering a sophisticated mid-century dress watch experience. This particular example captures the quintessential vintage Seiko charm, blending a striking silver sunburst dial with a beautifully finished Seikosha movement. Brand: Seiko Model: Cronos Serial Number: 9911080 Movement: Manual wind, Seikosha 21 Jewels Dial: Silver sunburst dial with applied faceted indices, presenting in clean condition with minor edge wear and light surface marks. Case Size: 33 mm (excluding the crown) Case Material: Stainless Steel Production Year: 1960s Condition: Good vintage condition with a well-preserved dial and honest case wear. Dial and Hands The silver sunburst dial is a striking focal point, radiating from the center and catching the light beautifully. It features applied faceted baton indices that add depth and dimension to the face. The elegant cursive Seiko Cronos script is printed sharply below the twelve o'clock position, complemented by Diashock 23 jewels text above the six o'clock mark. The polished dauphine hands are well-preserved, maintaining a sharp and legible profile. The dial is in very clean condition overall, exhibiting an attractive and even aging process. Careful inspection reveals only minor spotting and light surface marks near the center and edges, fully consistent with a vintage timepiece of this era and detracting little from its highly appealing visual presence. Case and Crystal The 33mm stainless steel case features a classic mid-century profile with straight, elegant lugs and a slim polished bezel. The transition between the case flanks and the lugs remains well-defined, showing honest signs of normal vintage wear, including superficial scratches and handling marks. The plain snap-on caseback exhibits typical surface wear and light scuffing consistent with age. Inside the caseback, an engine-turned perlage pattern is visible alongside the stamped reference number and a large marker inscription. The watch is fitted with a domed acrylic crystal that presents well, though it displays some light surface scratches visible under certain lighting angles. Movement Inside the case beats a manual wind Seikosha caliber, beautifully finished with brushed bridges and contrasting red-filled engravings. The movement is clearly marked SEIKOSHA 21 JEWELS on the main bridge, which presents an interesting visual contrast against the dial's twenty-three jewel designation. The movement components, including the gold-tone gears and the balance assembly, appear visually clean and well-maintained. Running in vintage operational condition. Maintains the authentic mechanical character of the era. The timegrapher results indicate a performance of -40 to -43 seconds per day. Strap The watch is paired with a period correct black leather strap featuring a subtle textured pattern and a standard stainless steel buckle. The strap complements the dressy nature of the timepiece and shows minimal signs of wear. Condition Graded in good vintage condition, this Seiko Cronos remains a highly attractive collector's piece. The case retains its structural integrity with honest, age-appropriate wear, while the striking sunburst dial remains exceptionally clean and legible. The movement is visually well-preserved and operational. Dimensions Case Size: 33 mm (excluding the crown). Remarks The intriguing mismatch between the dial's twenty-three jewels text and the movement's twenty-one jewels engraving is explicitly noted, adding a layer of collector interest and conversation to this vintage piece. History Introduced in the late 1950s, the Seiko Cronos was designed to be a slimmer, more elegant alternative to the robust Seiko Marvel. It played a crucial role in Seiko's internal rivalry between the Suwa and Daini factories, pushing the boundaries of precision and thin movement design. The Cronos line ultimately paved the way for the legendary King Seiko, making it a historically significant model for enthusiasts of early Japanese horology. Payment and Shipping Payment must be completed within 1–3 days after purchase. Your watch will be professionally and very securely packaged, and shipped with tracking and insurance for your peace of mind. We ship via fast express service, with typical delivery in 1–4 business days (destination dependent). Note that with vintage watches, minor signs of wear, aging, or imperfections may be present and are considered normal for watches of this age. Please review all photos carefully before bidding. We strive to photograph each watch from multiple angles for the most accurate representation. The photos form an important part of the description. If there are any concerns of functionality or defects after delivery, make sure to contact us within 3 days of receiving the watch so we can assist you. As with all vintage watches, water resistance is not guaranteed. If you have any questions, feel free to contact us after the auction ends. / Second Vintage SKU: SEI-CXX-0007