Skip to content
  • Call 224-213-7371
RK Watch Service
  • Services
    • Battery Replacement
    • Band Repair
    • Crown Replacement
    • Crystal Replacement & Repair
    • Dial Refinishing
    • General Movement Overhaul
    • Hand Restoration
    • Precision Watch Cleaning
    • Watch Polishing
  • Brands
    • A. Lange & Söhne
    • Breitling
    • Cartier
    • Movado
    • Omega
    • Panerai
    • Patek Philippe
    • Rolex
    • TAG Heuer
  • Shop Gallery
  • Reviews
  • NEWS
  • Services
    • Battery Replacement
    • Band Repair
    • Crown Replacement
    • Crystal Replacement & Repair
    • Dial Refinishing
    • General Movement Overhaul
    • Hand Restoration
    • Precision Watch Cleaning
    • Watch Polishing
  • Brands
    • A. Lange & Söhne
    • Breitling
    • Cartier
    • Movado
    • Omega
    • Panerai
    • Patek Philippe
    • Rolex
    • TAG Heuer
  • Shop Gallery
  • Reviews
  • NEWS
  • Call 224-213-7371
Contact

Grand Seiko SBGH266

Mentioned in passing in this old thread (according to WUS Search): Baselworld 2018 Live Report: Grand Seiko Celebrates 20th Anniversary With 3 Limited Editions

Found on reddit, posted by u/PaternalAdvice (from ProvenanceWatches)

…

Continue reading
Grand Seiko News from the Watch Industry rk watch service

SLGB001/003 date change speed

Now that SLGB001/003 have begun to arrive in owners hands, can anyone report on the date change speed of the cal. 9RB2?

The 9RA5 in the SLGA001 was found to have semi-instantenous date change. According to a comparison by @chief-diversity-officer:

9…

Continue reading
Grand Seiko News from the Watch Industry rk watch service

Ten Years Later… I Finally Got a “Just a Seiko”

Hey everyone,

I recently made a purchase I'd never thought I'd make!

They say timing is everything. And after ten years of admiring it from afar and trying it on every year, I finally bought "the one" that’s been quietly calling t…

Continue reading
Grand Seiko News from the Watch Industry rk watch service

The Grand Seiko case styles of today

Thanks to the newly-added Case Style field in @Plus 9Time 's GSDB, a systematic grouping of all models by case design has become possible.

Junp to PDF v1.1 (September 2025)

This is a first stab, restricted to only full size references released 2…

Continue reading
Grand Seiko News from the Watch Industry rk watch service

GMT dilemma

Well, it's a silly GMT dilemma. I have owned SBGE015 and SBGJ001, and sold both.
SBGE015- amazing timepiece, but no lume on the bezel was an eventual dealbreaker.
SBGJ001- the original Mt Iwate, I loved this watch most, but with my ageing eyes, I …

Continue reading
Grand Seiko News from the Watch Industry rk watch service

Tabular summary of all modern GS models

This thread tabulates all known GS releases by (only) the following parameters:

ref
any qty, geograhic, or retailer limitation
year of release

Data source is @Plus 9Time web site

HIGHLIGHTS (click on links):
Spring Drive 3-hand automatics
Spring Dri…

Continue reading
Grand Seiko News from the Watch Industry rk watch service

Tabular summary of GS releases 2018-present

This thread will summarize GS releases by (only) the following parameters:

ref
any qty, geograhic, or retailer limitation
year of release

Data source will be @Plus 9Time web site

Edit 1: latest PDF is in post #14.

Edit 2: The precise procedure for …

Continue reading
Grand Seiko News from the Watch Industry rk watch service

GS release statistics, and where GS says it is going

Using the GSDB provided to the community by @Plus 9Time , this is the number of new* GS references released each year:

The i…

Continue reading
Grand Seiko News from the Watch Industry rk watch service

A frivolous but fun use of the Independently Adjustable Hour Hand (IAHH)

This was when I was on vacation last week (mentioning that because someone with an eagle eye is going to say the date on the watch was several days on the past).

My wife and I had planned to go visit our first tripoint. Those of you who know what a tr…

Continue reading
Grand Seiko News from the Watch Industry rk watch service

Tabular summary of GS releases 2020-present

This thread will summarize GS releases by (only) the following parameters:

ref
any qty, geograhic, or retailer limitation
year of release

Data source will be @Plus 9Time web site

Edit 1: latest PDF is in post #11.

Edit 2: The precise procedure for …

Continue reading
Grand Seiko News from the Watch Industry rk watch service
  • Previous
  • 1
  • ...
  • 3
  • 4
  • 5
  • ...
  • 11
  • Next
Repair Services
Band Repair
Battery Replacement
Crown Replacement
Crystal Replacement & Repair
Dial Refinishing
General Movement Overhaul
Hand Restoration
Precision Watch Cleaning
Watch Polishing
Location
815 Waukegan Rd
Northbrook, IL 60062
Hours

10:00AM – 5:00PM Monday-Friday

10:00AM – 3:00PM Saturday

Closed on Sundays

Call Us
  • 224-213-7371
RK Watch Service
Since 1999 the greater Chicago community has trusted RK Watch Service for quality craftsmanship and attention to detail in every repair.
TERMS AND CONDITIONS FOR WATCH REPAIRS

© 2025 RK WATCH SERVICE. ALL RIGHTS RESERVED.

Visit Our Privacy Policy

×

Table of Contents

    RK Watch Service
    Types of Repairs
    BRANDS WE REPAIR
    Our Reviews
    Shop Gallery
    NEWS AND BLOGS
    Contact
    Call 224-213-7371
    Location
    Map-marker-alt

    815 Waukegan Rd
    Northbrook, IL 60062

    Free Estimates