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Tona Mod | Steel White - 40 mm

40 mm · VK63 Meca-Quartz · Sapphire Crystal · 316L Stainless Steel

€259.00

incl. VAT, free shipping

You can also pay in 3 instalments with Klarna


Dial

Hand-assembled · Delivery 10–12 days after ordering

Quality takes time.

  1. Ordered
  2. Built
  3. Checked
  4. Shipped

Description

The TONA MOD Steel White is the light one among the chronographs in this line: a plain white dial, white subdials with silver-grey rings and a polished steel-tone bezel on which the tachymeter scale stands in black lettering. There are no black or blue surfaces anywhere on it; case and bracelet (this one with three rows of links), both in 316L stainless steel, stay steel-tone. Its case comes to 40 mm, and the Seiko VK63 Meca-Quartz, which brings a fully functional chronograph, takes care of the drive.

Polished ring, three rows of steel

The bezel mirrors whatever happens around it, and the black numerals of its tachymeter scale provide the strongest contrast on the whole watch. On the right, two pushers stand above and below the crown. Without the crown the case is 40 mm in diameter, and in height it comes to about 12 mm. A link bracelet of three rows holds it on the wrist, and you set it anywhere between roughly 14.5 cm and 22 cm; a tool for that is yours at no charge.

White on white: the dial

The subdials, at three, six and nine o'clock, have the same colour as the dial and become visible only through their silver-grey rings. The applied baton markers carry a light filling in a steel-tone setting, and at the top, at 12 o'clock, a triangle replaces the baton. Steel-tone baton hands, filled in a light shade, show hours and minutes; the seconds hand shares the steel tone. The dial does without a date window. You get it with a logo or without one, which you set on the page.

The same line has two similar models. One has its dial in black and its subdials in silver-grey under a glossy black bezel. The other pairs the same steel-tone bezel with a dark blue sunburst dial. Of the three, the Steel White is the one that manages without any dark surface at all. We see it in summer, with light shirts and linen, and on wrists where a dark watch would look heavier.

This custom mod watch is assembled with aftermarket components.

  • The Steel White is driven by a Seiko VK63 Meca-Quartz, and its chronograph is fully functional
  • Over the white dial, a sapphire crystal that resists scratches
  • Case made of 316L stainless steel; the bezel, polished and steel-tone
  • Water resistance: 5 ATM

Checks and the way to you

Each watch is assembled, checked, and quality-controlled before shipping to ensure proper function and finish.

We offer free, tracked and secured international shipping. Within the EU, taxes are included and no customs duties apply; for deliveries outside the EU, import charges of the destination country may apply.

Ordering and delivery

  • Every watch comes with a 2-year warranty from delivery. It covers manufacturing defects and functional problems under normal use. It doesn't cover scratches, damage from opening the watch, or water damage.
  • 10–12 days after ordering
  • 14-day withdrawal period. The period starts on receipt. For deliveries to the UK, US and Australia, we offer 14-day returns.

Specifications

Case
40 mm
Crystal
Sapphire Crystal
Water resistance
5 ATM
Case
40 mm
Crystal
Sapphire CrystalFar more scratch-resistant than mineral glass.
Material
316L Stainless Steel
Water resistance
5 ATMHand washing, rain, a short swim: yes. Diving, hot showers, sauna: no.
Case back
Transparent CasebackShows the movement at work.

Shipping & delivery

  • Standard shipping is free, whatever the order value.
  • Every piece is built to order. Delivery worldwide takes an estimated 10–12 calendar days from order.
  • Priority Build is an optional extra for €9.99, chosen on the product page: your order is prioritized in production.
  • Within the EU, no import duties and no import VAT apply.
  • Outside the EU (e.g. Norway, Switzerland, the United Kingdom, the USA), import duties, import VAT and customs clearance fees may be levied in the country of destination. They are not included in the price and are borne by the buyer.
  • Once your order has shipped, you’ll receive the tracking number by email.

Shipping and delivery times

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Returns & warranty

  • Our refund policy explains the 14-day right of withdrawal and our additional 14-day return offer from receipt for deliveries to the UK, USA and Australia.
  • You bear the direct cost of returning the goods.
  • The statutory warranty rules apply.

Returns and cancellation · Terms

FAQ

What is a Seiko mod?

A Seiko mod is a modified watch that uses an authentic Seiko movement, combined with third-party high-quality parts. Most of our watches come in stainless steel with sapphire crystal.

How long will it take to receive my watch?

It usually takes 10–12 days from order to delivery. The reason: we build every watch by hand only after you order it. It then goes through quality control, and only after that do we ship it. With Priority Build (an optional extra for €9.99, chosen on the product page) your watch moves to the front of the bench.

Can I customize the logo or remove it?

Absolutely. Send us an email with your order number and full name after ordering, stating your desired design or that you want to remove the logo. You can also leave a note at checkout, or contact us before ordering.

Do you offer a warranty?

Yes. Every watch comes with a 2-year warranty from delivery. It covers manufacturing defects and functional problems under normal use. It doesn't cover scratches, damage from opening the watch, or water damage. If your watch is rated 5 ATM, hand-washing and rain are fine. Avoid diving, hot water and showering.

Is MedoMods a legitimate shop?

MedoMods is run by AM GbR, based in Leimen near Heidelberg, Germany. Our address and VAT ID are in the legal notice. You pay through Stripe, for example by card, PayPal or Klarna, and your card details never reach us. For deliveries to the UK, USA and Australia, we offer 14-day returns from delivery. We do not charge an additional restocking fee. We issue refunds within 4 calendar days after receiving the return. Every watch comes with a 2-year warranty. You can find our seller ratings on eBay.

Why are your watches cheaper than those in other shops?

We push prices down as much as we can. We believe many comparable watches are overpriced because shops bundle extras (like extra straps) into the price. We let you choose what you want, so you only pay for what you actually need.

Do you use genuine Seiko movements?

Yes. We source from suppliers who sell authentic Seiko movements. The specific movement is listed on each model’s product page. If you suspect that your watch contains the wrong movement or a non-genuine one, contact us with your order number and a description.

Are the watches hand-built?

Yes — all our watches are built by hand.

Find answers about ordering, care and service in our FAQ.

Manufacturer & product safety

Manufacturer
AM GbR, trading as “MedoMods”, Danziger Straße 6, 69181 Leimen, Germany
info@medomods.com
Product
Tona Mod | Steel White - 40 mm

What our customers say

MedoMods · 4.5 / 5 · 12 customer reviews

  • Customer review

    MedoMods · 4.0 / 5 · 1 Customer review

    „A few days in, I still have a favourite detail: the sporty chronograph layout, the bright dial look and the steel finish. The watch has presence without feeling overdone.“

    James Cooper

    USA

  • Customer review

    MedoMods · 5.0 / 5 · 1 Customer review

    „Ich war unsicher, ob die Gestaltung live so gut aussieht. Ein Punkt hat mich positiv überrascht: der helle Look, die Stahloptik und das sportliche Chronographen-Layout.“

    Nina Keller

    Switzerland

  • Customer review

    MedoMods · 5.0 / 5 · 1 Customer review

    „Die Verarbeitung war für mich die entscheidende Frage. Aus der Nähe gefällt mir die Umsetzung: das sportliche Chronographen-Layout, der helle Look und die Stahloptik.“

    Julia Pichler

    Austria

A hand working on an open watch movement with tweezers

The craft behind it

Assembled by hand.Inspected in Germany.

Every watch is assembled individually, regulated and inspected before it ships.

A look inside the workshop
2-Year Warranty
14-Day Returns
Ships from Germany
Secure Checkout