Seiko - Seiko 5 DX - No reserve price - 5139-6000 - Men - 1960-1969

Presented for auction by Second Vintage The Seiko DX line, standing for "Deluxe," represented a step up in finishing and features within the expansive Seiko 5 family during the golden age of Japanese watchmaking. This particular example from the late 1960s showcases the quintessential design language of the era, combining a robust cushion case with an elegant, sunburst dial. It offers a fantastic opportunity to acquire a well-preserved piece of Seiko's storied history, complete with a high-jewel count automatic movement and a distinctive period-correct beads-of-rice bracelet. Brand: Seiko Model: DX Reference Number: 5139-6000 Serial Number: 912957 Movement: Automatic Caliber 5139A, 27 Jewels Dial: Silver sunburst with applied faceted indices, showing light even patina and minor spotting Case Size: 38 mm (excluding the crown) Case Material: Stainless Steel Production Year: 1960s Condition: Good vintage condition with honest wear and an attractive, evenly aged dial Dial and Hands The dial presents a beautiful silver sunburst finish that plays wonderfully with the light. It features applied, faceted baton indices with black central stripes, matched by the baton-style hour and minute hands. The dial displays an even, light champagne-toned patina across its surface, consistent with its age. Upon close inspection, minor spotting and subtle discoloration can be observed, particularly around the outer edges and near the applied Seiko 5 logo, adding authentic vintage character without detracting from the overall legibility. The framed day-date window at three o'clock provides a practical complication, with the Sunday text rendered in a striking red. The printed text, including "DX" and "27 JEWELS," remains crisp and intact. Case and Crystal The stainless steel cushion case measures a versatile 38 mm, offering substantial wrist presence while maintaining comfortable proportions. The case exhibits honest signs of vintage wear, with light surface scratches and handling marks visible on the polished flanks and brushed upper surfaces. The transition between the brushed and polished areas remains defined, though slightly softened from decades of use. The recessed crown at the four o'clock position sits flush with the case profile, a classic Seiko design trait. The domed crystal shows minor superficial scuffs consistent with careful wear, allowing a clear view of the dial beneath. The screw-down caseback is clearly engraved with the reference 5139-6000 and serial number 912957. Movement Powering this timepiece is the Seiko automatic caliber 5139A, an impressive 27-jewel movement. The movement components appear clean and well-maintained in the provided macro images, with the distinctive red "SEIKO 27 JEWELS" engraving on the rotor clearly visible. The caliber is known for its durability and reliable performance. Performing well within expected vintage tolerances; running strong and steady. The timegrapher result shows a deviation of -19 to -28 seconds per day. Strap The watch is fitted with a period-correct stainless steel beads-of-rice bracelet. The intricate link structure provides excellent flexibility and comfort on the wrist, complementing the vintage aesthetic of the cushion case perfectly. The bracelet shows typical signs of wear and stretch commensurate with its age, maintaining a secure and stylish fit. Condition This Seiko DX is in good vintage condition. The case retains its original structural integrity with normal wear patterns expected from a watch of this era. The dial has aged gracefully, developing a light patina and minor spotting that collectors often appreciate for its authenticity. The movement is operational and visually clean, making this a highly wearable and attractive vintage piece. Dimensions Case Size: 38 mm (excluding the crown) Wrist Size: Accommodates up to 18 cm Remarks This Seiko DX 5139-6000 is a wonderful representation of late 1960s Japanese horology. The combination of the high-jewel movement, the distinctive cushion case, and the classic silver sunburst dial makes it a versatile addition to any vintage collection. Its honest condition and reliable automatic caliber ensure it can be enjoyed regularly by its next custodian. History Seiko introduced the DX (Deluxe) line to offer a more premium option within the highly successful Seiko 5 range. These watches typically featured higher jewel count movements, refined dial finishes, and upgraded case designs compared to the standard models. The late 1960s was a period of intense innovation and design experimentation for Seiko, resulting in iconic case shapes and reliable mechanical calibers that established the brand's global reputation. The 51 series movements, like the one found in this watch, were part of this era of mechanical excellence, providing robust and accurate timekeeping for everyday wear. / Second Vintage SKU: SEI-SDX-0002