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Seiko Dolce Watch 9520-5140 Gold-Plated — Tank Golden (1985)


Selling price€1,05

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Movement guaranteed for 1 year

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Photo taken on a 17.5 cm wrist


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Seiko Gold-Plated Dolce: the Japanese dress watch in Tank shape with a gilt dial

This Seiko watch belongs to the Dolce line, the Japanese house's high-end dress collection, and can be worn equally well by a man or a woman. It belongs to the great tradition of rectangular shaped watches that made the golden age of dress horology. Its rectangular case with cut corners, fully gold-plated, frames a finely finished gilt dial. The case measures 25mm (27mm with the crown) for a Lug-to-lug of 35mm and a thickness of only 4.35mm, Crystal included. An exceptionally slim piece, made to slip under a cuff.

The gilt dial plays on refined textures. A rectangular central cartouche with cut sides, with a vertical brushed finish, stands out against the gilt outer chapter, creating a subtle and elegant two-tone gold effect. A Roman numeral XII marks noon, and gilt baton indexes rhythm the rest of the dial. The SEIKO QUARTZ signatures occupy the top, the name Dolce the bottom, in handwritten script. Two slender gilt baton hands are all that is needed: no seconds hand, no date, just the essentials on this luminous backdrop.

Inside beats the Seiko calibre 9520, an extra-flat dress quartz movement reserved for Dolce watches. It is this slim construction that makes the 4.35mm profile possible, remarkably thin. In practice, maintenance is limited to a battery change by any watchmaker. The movement of this example has been checked by our watchmaker and the battery replaced before shipment.

On the wrist, this piece embraces the spirit of a de ville jewel. The warm gold-plating, the two-tone gilt dial and the black cabochon crown compose a dress watch with a strong character, in the spirit of the great classic shaped watches. It is paired here with a black crocodile-style leather strap. The Lug width of 17mm leaves the choice of replacement straps open.

Three points to note

  • The double-framed gilt dial, playing on two tones of gold and a brushed finish, is the piece's visual signature.
  • The crown is set with a black cabochon, a dress detail that enhances the whole.
  • The case is gold-plated, not solid gold: it shows fine signs of wear, disclosed with complete transparency.

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Technical Specifications

  • Brand: Seiko
  • Model: Dolce Tank
  • Reference: 9520-5140
  • Estimated year: 1985
  • Origin: Japan
  • Gender: Men’s and women’s watch (Unisex)
  • Movement: Japanese quartz, calibre Seiko 9520
  • Functions: Hours, minutes
  • Case: Gold-plated (steel back), rectangular shape with cut corners
  • Dimensions: 25mm (27mm with the crown)
  • Lug to lug: 35mm
  • Thickness: 4.35mm (Crystal included)
  • Lug width: 17mm
  • Crown: Gold-plated, black cabochon, original
  • Dial: Gold-tone with double frame, brushed cartouche, gold baton indexes and Roman numeral XII, signatures Seiko and Dolce, original
  • Hands: Gold-tone batons (hours, minutes), original
  • Crystal: Mineral, very good condition
  • Bracelet: Black crocodile-style leather, possibly original
  • Buckle: Steel buckle, non-original

Condition and warranty

  • Overall condition: Beautiful state of preservation. Impeccable original gold-tone dial, crisp hands, intact cabochon crown. The gold plating shows fine superficial signs of wear, consistent with the age of the piece.
  • Water resistance: Not guaranteed (vintage watch)
  • Authenticity: Lifetime guarantee
  • Movement: Checked quartz movement, new battery, one-year warranty
  • Included: Atelier Victor invoice, protective case
  • Not included: Original box and papers

Frequently asked questions

What is the Seiko Dolce line?
Dolce is the high-end dress watch line of Seiko, developed in the wake of the Grand Quartz. It combines carefully crafted ultra-thin cases with quality quartz calibres, in a minimalist design intended for formal wear de ville. It is the Japanese definition of the dress watch, a cut above standard collections.

Is this rectangular Seiko a Cartier?
No. It is an authentic Seiko, signed on the dial of its Dolce line. Rectangular watches with cut corners belong to the common vocabulary of dress horology, adopted by many Japanese and Swiss maisons throughout the 20th century. This piece claims nothing other than what it is: an elegant, slim-shaped watch, at a price that bears no comparison with a Swiss piece, and its brand authenticity is guaranteed for life by Atelier Victor.

Why is this watch so thin?
At just 4.35 mm thick, Crystal included, this Dolce is among the flattest watches in its category. This slim profile is due to its ultra-thin two-hand quartz calibre, with no seconds hand or date, and its shaped case. This allows it to slip under a shirt cuff without the slightest discomfort, a sought-after quality in a dress watch.

Is the case solid gold?
No: it is a gold-plated case over a steel back, a technique commonly found on Seiko dress watches. The plating brings the warmth and brilliance of gold at a fraction of the price. This piece shows fine signs of wear on its plating, disclosed with full transparency.

What wrist size does this watch suit?
With a 25 mm wide case and a 35 mm Lug-to-lug, it is ideally a shaped watch in a balanced size, easily slipping under a cuff. That said, a watch is also a matter of style: depending on taste and the desired look, this piece can be worn equally well by a man or a woman, on all kinds of wrists. Size is only a guideline, never a rule.

 

A piece selected by Atelier Victor

Authenticated, checked, and photographed by us. As all sales are final, our team remains available 7 days a week on WhatsApp to answer your questions, share additional photos or a video of the piece in hand — so that your choice can be made with complete peace of mind.

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