Seiko - DX 刻影 (Kokuei) – Engraved Shadow - No Reserve Price - 5139-7010 - Men - 1968

Presented for auction by Second Vintage

This Seiko DX 5139-7010 is an excellent example of Seiko's dedication to stylish, reliable everyday watches. Featuring a striking fluted bezel, a clean silver sunburst dial, and the iconic Seiko 5 shield, this piece effortlessly bridges the line between functional tool-watch and classic vintage design. An appealing choice for collectors and enthusiasts alike, it represents one of Seiko’s most recognizable vintage offerings.

Brand: Seiko
Model: DX
Reference Number: 5139-7010
Serial Number: 8201373
Movement: Automatic, 27 jewels
Dial: Silver sunburst with applied indices, framed day-date at 3 o’clock, dauphine hands with original luminous material
Case Size: 36 mm (excluding the crown)
Case Material: Stainless steel
Production Year: 1968
Condition: Well-preserved vintage condition with honest signs of age; timegrapher result +12/+16s/day indicates healthy movement running within vintage tolerances.

Dial and Hands
The dial exhibits an attractive silver sunburst finish with sharply faceted applied indices and the signature Seiko 5 emblem at 12 o’clock. The “DX 27 JEWELS” inscription anchors the dial above 6 o’clock. The luminous material on both hands and indices has gently aged, now showing a warm patina that adds to its vintage appeal. The framed day-date window at 3 o’clock is crisp and highly legible.

Case and Crystal
The stainless steel case retains strong lines with well-defined, polished lugs and an eye-catching coin-edge bezel. Light surface marks reflect careful, respectful wear, but the case is free from major dings or loss of definition. The acrylic crystal shows light surface wear consistent with age, but remains clear and unobtrusive.

Movement
Powered by Seiko’s robust 27-jewel automatic movement, this watch displays a timegrapher performance of +12/+16 seconds per day, a testament to its ongoing reliability and healthy mechanism—fully in line with vintage expectations.

Strap
The watch is paired with a period-appropriate brown leather strap featuring subtle grain, complementing the classic lines of the case and ready for immediate use.

Condition
In all, this Seiko DX is in attractive and authentic vintage condition. The case maintains excellent geometry, dial furniture remains sharp, and the patina is even and appealing. Timegrapher results confirm reliable running, making it ideal for daily wear or the discerning vintage collection.

Dimensions
Case diameter: 36 mm (excluding the crown)

Remarks
This Seiko DX 5139-7010 stands out for its distinctive fluted bezel, strong case geometry, and balanced, symmetrical dial. The preserved details, including the crisp indices and original hands, make this example especially desirable among vintage Seiko enthusiasts.

History
The Seiko DX line, introduced in the late 1960s as an extension of the celebrated “5” series, elevated durability and everyday sophistication. The “DX” or “Deluxe” designation signified enhanced movement finishing and higher jewel counts, encapsulating Seiko’s drive for accessible excellence. Today, these models remain sought after for their timeless design, mechanical reliability, and lasting charm—a true testament to Seiko’s horological legacy.

Payment and Shipping
Payment must be completed within 1-3 days after purchase.
The watch will be securely packaged and shipped with tracking and insurance for your peace of mind.
Please review the pictures carefully before bidding. We strive to showcase the watch from multiple angles for an accurate representation.
As with all vintage watches, water resistance is not guaranteed.
The watch will be delivered in fully functional working condition.
If you have any questions, feel free to contact us after the auction ends.

/ Second Vintage

SKU: SEIQAZ6230000