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Seiko - 5 Actus SS 淡影 (Tan’ei) – Faint Shadow - No reserve price - 6106-7700 - Men - 1973
Seiko • 1973
Sold for
€150
Sold on Feb 1, 2026
29 bids80 watching
About This Watch
Now available at auction from Second Vintage
This is a remarkable example of the Seiko 5 Actus SS, a timepiece that perfectly captures the bold and geometric aesthetic of 1970s Japanese watch design. Originally intended for the Japanese Domestic Market, this "SS" or Second Setting variant is highly prized by collectors for its hacking movement and superior finishing compared to standard models of the era. With its mesmerizing faceted crystal and deep bronze sunburst dial, this watch offers a unique visual experience that plays with light in a way few vintage watches can. It stands as a testament to Seiko's golden era of mechanical innovation and stylistic experimentation.
Brand: Seiko
Model: 5 Actus SS
Reference Number: 6106-7700
Serial Number: 393525
Movement: Automatic Caliber 6106C
Dial: Bronze Sunburst
Case Size: 38 mm
Case Material: Stainless Steel
Production Year: 1973
Condition: Excellent vintage condition
Dial and Hands
The dial is the centerpiece of this watch, presenting a rich bronze to coffee-colored sunburst finish that darkens subtly towards the edges. It features applied block indices which are substantial and polished, catching the light alongside the baton-style hands. A framed day-date window sits at the three o'clock position, featuring a desirable Kanji and English day wheel, confirming its JDM heritage. The dial is protected by the original style faceted crystal, often referred to as "cut glass," which adds a gem-like quality and fascinating distortions to the dial underneath.
Case and Crystal
The stainless steel case measures a contemporary 38mm and features a hidden lug design that gives the watch a sleek, integrated appearance on the wrist. The geometry is typical of the 1970s with sharp lines and a recessed crown at the 4 o'clock position, designed for comfort and streamlined aesthetics. The case is in very good preservation, retaining its original lines and finish. The multi-faceted mineral crystal is a standout feature, creating a prism effect that elevates the overall presence of the watch.
Movement
Powering this timepiece is the robust Seiko Caliber 6106C automatic movement. This high-grade variation features 23 jewels and the signature "SS" hacking capability, allowing the second hand to stop when the crown is pulled for precise time setting. The movement also features a quickset date function by pushing the crown in. It is offering reliable vintage performance.
Strap
The watch is fitted with a high-quality black leather strap featuring distinctive salmon-colored contrast stitching. This pairing complements the bronze tones of the dial perfectly, adding a sporty yet elegant touch to the overall package. The strap is supple and comfortable, ready for immediate wear.
Condition
This timepiece is in excellent vintage condition. The case is sharp with well-defined edges and only minor signs of handling consistent with its age. The dial is pristine with no visible staining or damage. The faceted crystal is clear and allows for excellent legibility. The movement is running within vintage tolerances, with timegrapher readings between -43s and -50s per day, indicating a mechanism that is operational and functional.
Dimensions
The case measures 38 mm in diameter excluding the crown, making it a substantial size for a vintage dress watch that wears prominently due to the case shape. The lug width allows for standard strap changes, though the hidden lug design provides a seamless look.
Remarks
The Seiko 5 Actus series was marketed towards the young, style-conscious generation of the 1970s, and this specific reference 6106-7700 is one of the most collectible configurations. The combination of the "SS" hacking movement, the faceted crystal, and the beautiful bronze dial makes it a standout piece. The presence of the Kanji day wheel adds a layer of authenticity and exotic appeal that is highly sought after by vintage Seiko enthusiasts.
History
Introduced in the late 1960s, the Seiko 5 Actus line sat above the standard Seiko 5 range, offering higher jewel counts and more elaborate case and dial designs. The "SS" models were particularly significant as they introduced the hacking feature to the affordable automatic market, a feature previously reserved for higher-end pieces like the King Seiko or Grand Seiko. Produced in September of 1973, this watch represents the peak of Seiko's mass-market dominance, blending durability with the "Grammar of Design" philosophy that defines the brand's history.
/ Second Vintage
SKU: SEI-SSJ-0007
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