Seiko 7s26 movement pdf

If the watch is worn daily, seiko s automatic mechanism will wind the mainspring. Founded in 1881, it is known for introducing the worlds first quartz watch as well as the worlds first. Seiko 7s26 caliber is one of the automatic movements introduced in 1996. Seiko holdings corporation commonly known as seiko is a japanese maker of watches, clocks. Seiko fine japanese automatic, chronograph, diver, quartz wrist watches. This high grade caliber is designed to place the seiko firmly in the high quality mechanical market. Jul 06, 2017 so since getting the seiko snk027k seamaster, i wanted to try my first modding by buying a set of watch hands from dagaz watch which is a highly popular online store for selling watch parts for modding especially seiko mechanical watches. In these images we have conveniently marked where the dial feet are and where the movement number is. Equipped with 21 jewels, this fella works quite well with some of the great diver watches as it holds over 40 hours of power reserve, depending on the watch. On january 26, 2009, seiko holdings and seiko instruments announced that the two companies would be merged on october 1, 2009, through a share swap. Whilst all will be complete and in working order, they. Movement automatic 7s26 jewels 21jewels dial shape round dial colour golden dial style analog non numeric 12hour dial size 38mm case material stainless steel case back transparent bracelet material stainless steel. Pdf seiko 7s26 manual seiko 7s26 manual click here.

The seiko 7s26a has got no holes for mounting the dial feet. Note click on the image above to see more images of the movement. Seiko watch movements perrin wholesale watch movements. In 2019, seiko launched new seiko 5 sports line with 4r36 in all 27 watches in the collection, so lets see what makes it tick. Seiko automatic 7s26 a 21 jewels watch movement parts repair. This is an upgraded version of the 7s26 with handwinding and hacking. Oct 05, 2015 my nine month old seiko 5 with the 7s26 movement started gaining about 6 minutes per day when it was six months old. This video is part 2 of a seiko 7s26 watch service where i assemble the calendar side works, dial and hands on a seiko 7s26. This movement, used in many seiko entrylevels starting from the second half of the 90s, was affordable but robust, and characterized by the absence of manual winding and hacking. For best results, please read the instructions in this booklet carefully before using your seiko automatic divers watch. Seiko 5 sports, prospex, presage, essentials, mens, womens wrist watches. Since the size of the movement is same as a series, the complete movement can be assembled into the watches which originally have the a series movement. The 7s25, 7s26, and 7s36 are almost identical, very little difference. Genuine seiko 3 hand automatic watch movement 7s26 date at 3.

Seiko 7s26 instructions manual pdf download manualslib. Dagaz watch is located in hong kong run by jake bourdeau who started the business with another partner who. You are now the proud owner of a seiko automatic divers watch cal. You are now the proud owner of a seiko automatic divers watch. The 7s25 is date only, the 7s26 is the same movement, but has the day and date, both are 21 jewels. Seiko 7s26 full stripdown service, restoration and watch repair. Seiko do not supply new replacement movements, all seiko movements are supplied refurbished by seiko. Seiko watch guide for watches with movement 7s26 horloge. Since the size of movement is same as b series, the complete movement can be assembled into the watches which originally have the b. This grand seiko has a 25jewel, manualwinding, 3180 caliber, and only 36. The 7s26 automatic movement is a logical step in seikos entry level. Genuine seiko 3 hand automatic watch movement 7s26 date at. Seiko movements hierarchy caliber reference wristocracy. In addition to selling complete new or preowned seiko watch movements, ebay can also sell you specific seiko watch parts, including specific movement parts.

View and download seiko 7s26 instructions manual online. Skx007, skx009, skx011, skx0, skx015, skx017 recraft. This is a brief history and summary of seiko caliber 7s26. I have other watches, of course, more valuable, and i want something that i dont have to worry about. This is now achieved by a not shown plastic movement encasing ring, which surrounds the movement. As we are getting closer to disassembly of the seiko 7s26 watch mechanism, now is the perfect time to get familiar with a very basic concept of automatic or selfwinding movement. Menggunakan movement automatic 7s26 made in japan, yang sudah new watch, fullset lengkap dengan box, tag, manual dan warranty card. Seiko srpb17, affordable seiko 5 with a 4r36 movement. Mar 02, 2010 the following is a link to the technical manuals to most of seiko s calibers hosted in our servers here.

Seiko calibers technical and repair manuals and below are direct links to each of the seiko calibers from that list. Information about this great mechanical movement from seiko. The caliber number of this movement is sometimes incorrectly written as 7526a it should be the letter s not the number 5. Seiko 5 automatic mechanical watch movement 7s36 youtube. The seiko caliber 7s26 is an automatic movement used in many popular seiko divers and the entry level seiko 5 watches. Seiko watch movement barrel complete with mainspring 0201024, 7s26, 7s36,7002a. It happened rather suddenly at the six month mark and has remained that way the last 3 months hasnt improved or worsened.

Sie sind jetzt stolzer besitzer einer automatischen taucheruhr seiko kal. I am in the market for a new, mechanical, automatic wrist watch. The major difference between these two watches is the location of the crown. I have included timegrapher results below from when the watch was new and now. Inside the seiko 6r15 with a comparison to the 7s26.

Now that we got our movement out of the case, we are ready for more serious. In this video we strip down and service and restore a pretty rundown seiko automatic watch based on the 7s26 movement. This movement was first released to the market in 1996. The 6r20 movement is made of parts, all of which except rubies, are produced and assembled by seiko instruments inc. Seiko calibers technicalrepair manuals the watch site. The movement is a 7s25 and the 00d0 is the case model. Seiko is one of the few fully integrated watch manufactures.

Instruction customer service seiko watch corporation. Since the size of movement is same as b series, the complete movement can be assembled into the watches which originally have the b series move. For best results, please read the instructions in this booklet carefully before using your seiko automatic. Construction of b series are same as a series, but using new parts. Seiko watch movements for sale shop with afterpay ebay. Anyway, i found an inexpensive watch that has a dial that i like, a seiko with the basic 21 jewel 7s26 movement.

Seiko 7s26 full stripdown service, restoration and watch. These japanese made movements are genuine seiko quartz watch movements for seiko watches. Manufacturer seiko caliber number 7s26 movement type automatic. Construction of the c series is same as b series, but using new parts. Whilst all will be complete and in working order, they are not supplied in sealed packaging, subsequently the lubrication may be subject to normal deterioration during transport and storage and may require some servicing prior to fitting.

These are links to seiko user manuals in pdf format. It was introduced in 1996 for the popular seiko 5 and diver model lines, replacing the 7002 family in many cases. Ao3 moebius a liberal quantity seiko watch oil s6 normal quantity seiko watch oil s4 small quantity qf date driving wheel 0260802 300 qa daydate corrector setting qs wheel 0737 300 q. Im looking for the seiko 7s2500d0 movement the watch site. It is a 4digit number to the left of the hyphen mark.

I bought an inexpensive used seiko watch, with a 7s26 with the plan of replacing the damaged movement. The seiko diver and 7s26 automatic movement by watchlords inc. Dec 04, 2017 the seiko divers 200 meter skx779 featuring the 7s26 automatic movement appended 112003 by john davis ei8htohms as 242002 click on all images to view a larger version introduction. Edited from source for consistency 7s26a 7s26b 7s26c 7s36a 7s36b 7s36c nh25 nh26.

This video is of the disassembly of a seiko 7s26 movement as part of the watch service procedure. One of the main reasons why ive decided on 7s26 as our diy guinea pig is because there is a fantastic technical guide that is freely available online. Some people have reported better accuracy and i can vouch for that. Now if you are an engineer, then you will be impressed with this manual. The watch is entirely powered by its movement in everyday wear. Any 7s25 movement will work as a replacement if you want to keep it all oem. Vintage seiko 5 7s26 02w0 checkers dial automatic japan. Disassembly case bracelet movement extraction more.

We design and develop our own movements using leadingedge technology. How to change seiko 7s26 watch hands the macgyver way. Original seiko 7s26c movement 21 jewels automatic for models skx007, skx009, skx175. Oct 31, 2016 how to repair a seiko 7s26 automatic wrist watch. Inside the seiko 6r15 with a comparison to the 7s26 the.

Seiko 7s26a features automatic no manual wind sweep second day. Seiko watch, an operating subsidiary of seiko holdings, markets seiko watches, while sii and epson manufacture their movements. The nh26 is a calibre code used by tm for 7s26, so it is the same movement. The two iconic black and orange monsters of the first generation housed the 7s26 automatic caliber, the same present in the famous skx007 and skx009. The seiko diver and 7s26 automatic movement by watchlords. Disassembly of the automatic winding system the pump in the previous two chapters we have undertaken disassembly of our movement without much explanation as to what particular components do and how they are related to each other.