Seiko - LM "Gradient Blue Sunburst" [Near-Mint] 流明 (Ryūmei) – Flowing Clarity - No reserve price - 5606-8100 - Men - 1975

Now available at auction from Second Vintage This Seiko LM 5606-8100 captures the distinct style and technical ingenuity of mid-1970s Japanese watchmaking. With its vivid blue sunburst dial and sharp stainless steel case, it stands as a testament to Seiko’s commitment to elegant design and mechanical excellence. Running at -35 to -49 seconds per day on the timegrapher, this example demonstrates the enduring reliability that defines the Lord Matic lineage. A near mint vintage condition and timeless look make this a standout addition for collectors and enthusiasts alike. Brand: Seiko Model: LM Reference Number: 5606-8100 Serial Number: 537708 Movement: Seiko automatic (25 jewels) Dial: Blue sunburst with steel indices and day-date complication Case Size: 36 mm (excluding the crown) Case Material: Stainless steel Production Year: 1975 Condition: Near mint vintage condition with strongly preserved case lines, pristine dial, and running at -35 to -49 seconds per day on the timegrapher, indicating healthy vintage movement. Dial and Hands The vivid blue sunburst dial radiates with dynamic texture and color, catching and reflecting ambient light for striking wrist presence. Applied steel indices and the classic “LM” logo add refined character. The original hands retain their polished finish and the lume plots display even, subtle patina consistent with careful aging. Day and date indications remain crisp and fully functional. Case and Crystal The 36 mm stainless steel case retains its original geometry and strong edge definition. Brushed and polished surfaces show minimal signs of wear, highlighting its careful preservation over the decades. The crystal is free from notable blemishes, ensuring unobstructed visibility of the dial. Movement Powered by Seiko’s renowned 25-jewel automatic movement, this LM runs at -35 to -49 seconds per day when tested on the timegrapher—evidence of robust and dependable vintage performance. The day and date quickset feature function smoothly. Strap Fitted with a comfortable stainless steel bracelet, this watch is ready for daily wear and accommodates wrists up to 18.5 cm. The bracelet’s finish pairs harmoniously with the case for a cohesive, versatile look. Condition This Seiko LM is offered in near mint vintage condition. The case edges are crisp, finishes well maintained, and the sunburst dial remains vibrant and unmarred. All functions are operating properly, and the movement demonstrates healthy vintage performance as per timegrapher results. Dimensions Case diameter: 36 mm (excluding crown) Remarks A well-preserved and visually captivating Seiko LM from 1975. Its bold blue dial, sharp steel case, and impressive movement performance epitomize why the Lord Matic series is sought-after by vintage collectors and style enthusiasts. History Introduced in the late 1960s, the Seiko Lord Matic line bridged the gap between Seiko’s mainstream and premium offerings. Known for their refined automatic movements and distinctive aesthetics, LM watches became a hallmark of Seiko’s pursuit of quality and innovation. The 5606-8100, with its robust build and unique design, remains a highlight of the era and a tribute to the enduring craft of Japanese watchmaking. / Second Vintage SKU: SEI-SLJ-0002