Seiko - Seikomatic - No reserve price - 6206-8040 - Men - 1966

Now available at auction from Second Vintage

A classic and well-preserved 1960s Seikomatic. This standard production model features a pristine silver sunburst dial with crisp applied indices and a distinct day-date complication. The streamlined case profile, complete with a recessed crown at the 4 o'clock position and the signature Seikomatic dolphin emblem preserved on the caseback, makes this a highly appealing mid-century timepiece.

Brand: Seiko
Model: Seikomatic
Reference Number: 6206-8040
Serial Number: 6205023
Movement: 26-jewel automatic caliber 6206B
Dial: Silver sunburst with applied faceted indices
Case Size: 36mm (excluding the crown)
Case Material: Stainless steel
Production Year: 1966
Condition: Good vintage condition. Timegrapher: +37+40s/day, running strong and steady.

Dial and Hands
The exceptionally clean and well-preserved dial features a silver sunburst finish that remains highly reflective. Applied faceted indices are clean and catch the light beautifully, complementing the crisp and fully intact printed text. The classic layout displays the day at the 6 o'clock position and the date aperture at 3 o'clock, both framed by distinct borders. The dauphine style hands retain their original appearance and well-defined shape, showing minor surface oxidation and micro-spotting visible under magnification.

Case and Crystal
The stainless steel case features a streamlined profile with a silver-tone polished finish. Honest wear consistent with age is present, with moderate scratches and scuffs visible on the lugs and case flanks, alongside some softening of the edges. A smooth integrated bezel surrounds the dial, showing light scratches and wear consistent with the rest of the case. The watch features a recessed crown located at the 4 o'clock position with a clearly visible knurled edge. The domed acrylic crystal is clear with no major cracks or chips, displaying only light surface scratches under certain lighting angles. On the reverse, the caseback features legible engravings and a clear, well-preserved dolphin emblem.

Movement
Powering this watch is the automatic caliber 6206B, an 18,000 vph mechanical movement featuring 26 jewels, Seiko's Diashock shock resistance, and Diafix lubrication devices. The movement displays gold-tone plates and a matching rotor, with engravings reading Seiko, 26 Jewels, Japan, and 6206B. Visible spotting, tarnish, and light oxidation are present on the rotor and upper bridges, while the screws and components appear intact. The timegrapher records +37+40s/day. Performing well within expected vintage tolerances; running strong and steady.

Strap
The watch is fitted with a black leather strap featuring white contrast stitching. The strap is in good condition, showing light signs of use.

Condition
Good vintage condition. The dial is exceptionally clean with crisp printing and reflective indices. The dauphine hands display minor oxidation and micro-spotting under magnification. The stainless steel case exhibits moderate scratches, scuffs on the flanks, and softened edges consistent with normal wear, while the caseback dolphin emblem remains clear. The domed acrylic crystal shows light surface scratches. The movement exhibits visible spotting and tarnish on the upper bridges and rotor. The timegrapher records +37+40s/day. Performing well within expected vintage tolerances; running strong and steady.

Dimensions
The case measures 36mm in diameter (excluding the crown).

Remarks
This Seikomatic is a wonderfully preserved example of 1960s design. The pristine silver sunburst dial and the distinct day and date layout offer tremendous visual appeal, while the clear dolphin emblem on the caseback provides an excellent detail for collectors.

History
Introduced in the 1960s, the Seikomatic line represented Seiko's dedication to producing high-quality automatic timepieces for everyday wear. The 6206-8040 is notable for its distinctive dial layout, which separates the day and date apertures for enhanced legibility. Powered by the robust 26-jewel caliber 6206B, complete with Diashock and Diafix technologies, these models were designed for reliability. Today, the Seikomatic remains a respected classic from Seiko's mid-century era, admired for its clean aesthetics and practical mechanical design.

Payment and Shipping
Payment must be completed within 1–3 days after purchase.
Your watch will be professionally and securely packaged, then shipped with tracking and insurance for your peace of mind.
We use fast express shipping, with typical delivery within 1–4 business days, depending on the destination.
Please note that vintage watches may show minor signs of wear, aging, or imperfections, which are considered normal for watches of this age.
We kindly ask you to review all photos carefully before bidding. We photograph each watch from multiple angles to provide the most accurate representation possible, and the photos form an important part of the description.
The timegrapher assessment if provided is seen as an indication of the movement’s condition under fully wound testing conditions. As with all vintage watches, results may vary in daily use.
If you have any concerns regarding functionality or defects after delivery, please contact us within 3 days of receiving the watch so we can assist you.
As with all used watches, water resistance is not guaranteed.
If you have any questions, feel free to contact us after the auction ends.

/ Second Vintage

SKU: SEI-MJX-0020