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OLLECH & WAJS OW Astrochron
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Delivery time: Ca. 4-7 Werktage
14 days return policy
Free shipping & returns

OLLECH & WAJS OW Astrochron
All about the OLLECH & WAJS OW Astrochron
OLLECH & WAJS OW Astrochron is a chronograph of exceptional quality and is worthy to continue the legacy of the Astrochron today, and we have strived to ensure that this new interpretation meets the challenge. With a water resistance of 50 ATM (500 m), the new model far surpasses the deep diving capability of the original and exceeds the Swiss chronograph standard.
OLLECH & WAJS OW Astrochron in detail
Further updates include a 360-degree rotating compass bezel and a 20-minute dive scale. These additional features, combined with a five-minute regatta counter, extra thick sapphire crystal and a unique four-seal pusher system, make the new OW Astrochron equally competent above and below water.
Inside the brushed 316L stainless steel case is a successor to the historic Valjoux 72 movement that powered the first Astrochrons. In our workshop in the Swiss Jura, a individually engraved automatic Valjoux 7753 - with a rotor made by OW - is regulated, adjusted, and tested for power reserve in five positions, earning it the OW precision rating.
As a final tribute to its predecessor, the new chronograph revives the distinctive North Atlantic blue dial from 1968.
The OW Astrochron S is presented on the OW S-Type Mark II bracelet, inspired by those found on many Ollech & Wajs models of the 1960s. The links are individually crafted from a solid block of 316L stainless steel, before being carefully brushed, assembled, and screwed by hand. This process prevents the usual stretching common with pressed steel bracelets and ensures both durability and comfort for the wearer. The double safety folding clasp of the bracelet prevents accidental opening.

The OW Astrochron also comes with a handmade Perlon regatta strap, ideal for summer activities. Exclusively woven for OW - from high-quality, lightweight, and highly water-, salt-, and oil-resistant braided nylon - the regatta strap offers a pleasant blend of comfort and durability. The distinctive two-tone pattern reflects the dial colors of the Astrochron, and those familiar with the international maritime signal flag system may also recognize the nautical code for J - Juliet. The strap is finished with a brushed stainless steel pin buckle, signed "OWZ 1956". Combined with the extreme deep diving capability of 500 m of the Astrochron, this seafaring complement is ready for any challenge – in, on, or around the ocean.
Whether you explore a wreck, investigate a theory, or simply gaze at the stars and discover new possibilities, the new OW Astrochron could be the perfect all-round chronograph.
Specifications
Dimensions: 39.5 mm x 16.8 mm
Case: Brushed 316L stainless steel, screwed back, screwed crown, double pushers with 4 seals. Date setting via special diver pusher at 10 o'clock. Rotatable 360-degree compass bezel with cardinal direction markings and an angle scale / two-tone 60-minute bezel with 20-minute diver scale. Made in Jura, Switzerland.
Glass: Semi-domed sapphire crystal with anti-reflective treatment
Dial: Hands and indexes made of Super-LumiNova®. One seconds register, one 12-hour totalizer, and one 30-minute totalizer with integrated regatta counter.
Water resistance: 500m / 50 atm
Movement: Automatic Valjoux 7753 OW PRECISION with 5 positions, 27 jewels. 28,800 vibrations per hour, with a power reserve of +/- 54 h. Main plate engraved Ollech & Wajs Zürich 1956 and OW rotor
S-Bracelet: 20 mm OW S-Type Mark II made of 316L stainless steel with double folding clasp
Perlon strap: 20 mm handmade, high-quality Perlon strap 'Regatta', woven in Slovenia, handmade in Switzerland, with a brushed stainless steel pin buckle, signed 'OWZ 1956'.
Origin: Handmade in the Swiss Jura
Specification of the OLLECH & WAJS OW Astrochron
Brand
OLLECH & WAJS
Category
Taucheruhr
Diameter
39.5mm
Strap
Edelstahl
Dial color
Blau
Dial
Indizes
Waterproof
500m
Glass
Saphirglas
Case
Edelstahl
Movement
Valjoux 7753 OW PRECISION
Type
Herrenuhr
Condition
Neu & OVP
The most important questions at a glance
FAQs
About me
My name is David, I was born in the late 60s in NRW, now live and work in the beautiful Harz Mountains, and have been running this watch shop, among other things, since spring 2022.
Since 2018, I have also been running my watch blog watchdavid.de, which features hundreds of reviews and watch news. Since then, I have taken thousands of professional watch photos for over 100 watch brands. Many photos can be found in my reviews. I am known worldwide for this.
As a result, I naturally had thousands of watches in my hands. And with this shop, I want to bring you closer to watches that have convinced me in many ways.
So come along on a journey full of watches... off the mainstream... and if you have a question, please feel free to ask me anytime via the form, chat, WhatsApp, email or phone.
I am very much looking forward to meeting you.
PS: My hobbies & passions include the internet (first agency already in 1996), Denmark, France's coasts (Brittany, Normandy & Côte d’Azur), hiking, e-MTB, sales (Bachelor of Sales) and photography.
My Achilles' heel includes children's chocolate, good food, sneakers & of course watches... :-)
Shipping & Insurance
Within Germany and the EU, I ship free of charge. Shipping is done via DHL and insured up to 500€, 2,500€, or 25,000€, depending on the watch value. The watches are thus always sufficiently insured.
The delivery time can be found in the description and/or under the shopping cart button. Some watches are only produced after ordering, others are brand new and, for example, only available in a few weeks (so-called PRE-SALE), etc...
Cancellation & Return Shipping
You can cancel your purchase within 14 days of receiving the goods.
I will cover the costs for the return shipping for you.
IMPORTANT: Do not send the watch back yourself, I will send you the free return label.
Please simply contact me for this. david@watchdavid.com
It is also important that the watch is unworn and free of signs of use. After successful inspection, I will refund you the purchase price. The refund will be made using the same payment method you used for the purchase.
Authenticity & Condition of the Watches
I guarantee you that all watches I offer are exclusively new original products. The watches come directly from the manufacturer and have had no previous owners, unless I explicitly point this out (e.g. so-called PHOTO WATCHES).
As an official dealer, I offer you exclusively authentic products. These are offered in the original packaging, with warranty card, etc., just as they are delivered by the dealer. Everything in the so-called full set. One delivers more, another less...
Warranty & Service
All watches purchased from me come with the international manufacturer's warranty, which usually lasts two years. Some brands even offer a warranty of up to 5 years.
If a warranty case occurs, I will take care of the shipping to the manufacturer or the responsible service center for you and also organize the return shipment to you. In addition, I handle all communication with the manufacturer so that you don't have to worry about anything.
Even after the warranty period has expired, I remain your contact person and support you with service questions or repairs.
No response received?
You wrote to me via the contact form, through the price proposal, directly by email, chat, but you haven't received a reply?
Then please check your SPAM folder! Many providers are getting crazier and pushing more and more into spam.
I usually answer every inquiry within 24 hours at the latest. On weekends, it can sometimes take a bit longer. As a rule, I respond within a few minutes or hours.
Something can slip past me sometimes too. Or the technology doesn't work as it should. Feel free to write to me again at david@watchdavid.com
Mechanics - Sometimes things can happen there too
Before I ship your order, I carefully check each watch for visible defects.
If a problem should occur, such as damage during transport, please inform me immediately. I will do everything possible to quickly find a solution and ensure that you are satisfied.
My goal is to offer you not only high-quality products but also a first-class shopping experience. I look forward to welcoming you as a satisfied customer!




