Introduction This Seiko Credor Ref. 5931-5231 exemplifies the refined elegance and craftsmanship synonymous with Seiko’s luxury line. With its distinctive tonneau-shaped stainless steel case and integrated mesh bracelet, this Credor watch offers a timeless blend of minimalist Japanese design and understated sophistication. Historical & Collector Value Launched as Seiko’s high-end line in the 1970s, Credor represents the pinnacle of the brand’s traditional watchmaking artistry. The 5931-5231 model, powered by a high-precision Japanese quartz movement, showcases the design philosophy of the era — thin, elegant, and perfectly balanced. Its silver sunburst dial, Roman numeral at 12, and cabochon crown detail make it a refined piece for collectors of classic Japanese luxury watches. Specifications • Brand: Seiko • Model: Credor • Reference Number: 5931-5231 • Movement: Quartz (Japan Made) • Case Material: Stainless steel • Bracelet Material: Stainless steel mesh bracelet (original Credor design) • Case Size: Approx. 32 mm (excluding crown) • Dial Color: Silver with sunburst finish • Functions: Hours, minutes, seconds • Water Resistance: Splash resistant • Accessories: None • Made in: Japan Condition The watch is in very good vintage condition. The case and bracelet show light signs of use consistent with age. The dial is clean with a beautiful metallic sheen. The crystal is clear, and the crown cabochon remains intact. All functions are working properly. Service History All functions have been checked and confirmed operational. The quartz movement has been serviced and fitted with a new battery for accurate timekeeping. Shipping & Customs Worldwide shipping available. Buyers are responsible for any customs duties or import taxes applicable in their country.