Seiko - Lord Matic "Gradient Green Sunburst" 翠輝 (Suiki) – Emerald Radiance - No reserve price - 5606-7310 - Men - 1973

Offered in this auction by Second Vintage This Seiko Lord Matic from the early 1970s is a captivating example of Japanese design philosophy, combining bold aesthetics with robust mechanical engineering. Known as the "LM," this line sat comfortably between the standard Seiko automatic range and the high-end King Seiko models, offering superior finishing and advanced movements. This specific example features a mesmerizing green gradient dial that shifts in tone depending on the light, paired with the distinctive crystal often found on premium Lord Matic references. It represents a wonderful opportunity for collectors to acquire a piece of 1970s horological history with a distinct and colorful character. Brand: Seiko Model: Lord Matic Reference Number: 5606-7310 Serial Number: 3D8264 Movement: Automatic Caliber 5606 Dial: Green Gradient Vertical Sunburst Case Size: 36 mm (excluding the crown) Case Material: Stainless Steel Production Year: 1973 Condition: Excellent vintage condition. Please note that the crown is pulled out in the pictures, but everything functions as intended. Dial and Hands The dial is the centerpiece of this timepiece, featuring a vibrant green hue with a vertical brushed gradient texture that adds significant depth and visual interest. The applied gold-tone hour markers are multi-faceted to catch the light, complementing the gold-tone baton hands. A framed day and date window is positioned at the three o'clock mark. The applied "SEIKO" and "LM" logos are present and crisp, along with the Suwa Seikosha factory symbol above the six o'clock position. The dial surface appears free of heavy spotting or oxidation, preserving its original luster. Case and Crystal The stainless steel case features the sharp grammar of design lines characteristic of vintage Seiko, with a mix of brushed and polished surfaces. The case architecture remains well-defined. The watch is fitted with a crystal that provides clear visibility and enhances the vintage appeal of the gradient dial. The caseback is a screw-down type, clearly engraved with the reference number, serial number, and water-resistant markings, all of which remain legible. Movement Powering the watch is the reliable Seiko Caliber 5606 automatic movement, a 23-jewel mechanism that was a staple of the Lord Matic line. The movement is clean and visually presentable. The watch is currently running with a timegrapher result of -41s to -50s/day, representing vintage mechanical functionality. Strap The watch has been paired with a brown leather strap featuring reddish contrast stitching. The strap complements the green tones of the dial and the gold accents of the indices, offering a comfortable fit and a stylish vintage aesthetic. Condition This timepiece is in excellent vintage condition. The dial is remarkably well-preserved, showcasing the vibrant green color without significant aging. The case shows honest signs of wear consistent with its age, including minor surface scratches, but retains its original geometry and sharp edges. The crystal adds a layer of sophistication and remains a strong visual feature. Dimensions The case measures 36 mm in diameter excluding the crown, a classic size that offers a refined presence on the wrist suitable for both formal and casual wear. Remarks The Seiko Lord Matic 5606-7310 is a quintessential 1970s timepiece that offers incredible value for collectors. Its combination of a high-grade automatic movement and a daring dial design makes it a standout piece. The green gradient dial is particularly sought after for its dynamic interaction with light, making this watch a true conversation starter. History Produced in December 1973 by the Suwa Seikosha factory, this Lord Matic was born during the golden era of Seiko mechanical watchmaking. The 5606 caliber was introduced in the late 1960s as a high-beat, accurate, and thin automatic movement, bringing a level of sophistication previously reserved for higher-tier models to a wider audience. The Lord Matic line played a crucial role in establishing Seiko's reputation for quality and style during the 1970s. / Second Vintage SKU: SEI-SLJ-0090