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...ko]]. This family has been replaced by the mainstream [[Grand Seiko SBGR]] models today. ...erve indicator]], a complication not found on other mechanical Grand Seiko models outside the [[Spring Drive]] line. All SBGL watches are [[automatic]] mecha ...

...for [[Seiko]] from [[1960]] until [[1964]]. It was replaced by the [[Grand Seiko 57GS]] in 1964. Introduced in 1960, Grand Seiko model 3180 was the first [[chronometer]]-grade watch produced in Asia. It w ...

The '''44KS''' was a high-end [[hand-wound]] mechanical watch from [[Seiko]]. ...]] as their high-end alternative to the [[Suwa Seikosha]]-produced [[Grand Seiko]] line. ...

...Seiko]] '''45KS''' was a luxury watch produced by [[Daini Seikosha]] for [[Seiko]] from [[1968]] to [[1974]]. ...Grand Seiko models went beyond [[chronometer]] grade, while only some King Seiko movements could reach that level of accuracy. ...

...4GS|44GS]] was introduced at the same time. It was upstaged by the [[Grand Seiko 61GS|automatic Hi-Beat 61GS]] in 1968 and phased out. ...[COSC]] appealed Seiko's self-certification of [[chronometer]] ratings and Seiko was forced to drop the word. Historically, it is known simply as the 62GS. ...

The '''45GS''' was a high-end [[hand-wound]] mechanical watch from [[Seiko]]. ...3]] but couldn't withstand the onslaught of quartz watches. The final 1973 models were "V.F.A." offerings modeled on the famous Astronomical Observatory Chro ...

...King Seiko]] '''52KS''' was a the final [[King Seiko]] luxury watch from [[Seiko]], available from [[1971]] to about [[1975]]. ...rivals, battling to produce ever-better [[King Seiko]] and [[Grand Seiko]] models for the company. But by the end of the 1960's, that race was at an end. ...

...eries of 1968-1974. These were used in high-end [[King Seiko]] and [[Grand Seiko]] watches in the 1960's and 1970's. ...45GS]] models. Thanks to the "Hi-Beat" accuracy of the 4500 calibre, the [[Seiko 4400|4420]] was no longer needed. The date function featured an "instant ch ...

The '''44GS''' was a high-end [[hand-wound]] mechanical watche from [[Seiko]]. ...curate that, with a revised case, it was accepted into a three-watch Grand Seiko model lineup in 1967. ...

...ith the hand-wound Daini-produced [[Grand Seiko 45GS]] and ladies' [[Grand Seiko 19GS]]. ..."GS" marked crown at 3:00. One reason for this new crown is that the new [[Seiko 6100]] movement could be hand wound. ...

'''SBGR''' is the family of basic modern [[Grand Seiko]] watches from [[Seiko]]. ...uced in [[1998]], the SBGR family ushered in a new era of mechanical Grand Seiko watches after more than 20 years of unavailability. The range was introduce ...

...R16''' are two related [[automatic]] upper-midrange watch movements from [[Seiko]]. ...omponents. Unlike the 7S26 family (and the hacking/hand-winding brother, [[Seiko 4R35|4R35/6/7/8/9]]), the 4R15/16 have a long 50 hour [[power reserve]] tha ...

'''4R35''' is one of a family of related [[automatic]] watch movements from [[Seiko]]. Other closely-related members of this family include the '''4R36''', ''' ...[[Seiko 4R15]]/[[Seiko 6R15]] (upon which it is based) and [[Grand Seiko]] models, including not using a [[Spron]] 510 [[mainspring]]. ...

...the stylish Daini-produced [[Grand Seiko 44GS]] and [[automatic]] [[Grand Seiko 62GS]] in 1966. ...cks the finesse of the [[Grand Seiko 44GS]] that followed in 1967. Indeed, Seiko has issued "remakes" of this watch in 2013. Most used stainless steel for t ...

...Seiko]] '''56KS''' was a luxury watch produced by [[Suwa Seikosha]] for [[Seiko]] from [[1968]] to [[1975]]. ...y resembled the [[Grand Seiko]] line, especially Daini's legendary [[Grand Seiko 44GS]], which had recently gone out of production. ...

The '''Seiko 5700''' family of movements powered many high-end [[Seiko]] models in the 1960's. ...00 A/h with [[1966]]'s 5722B. Another big jump came in [[1967]] when the [[Seiko Lord Marvel|Lord Marvel]] received a true [[Hi-Beat]] version, the 36,000 A ...

...uced the '''5600''' series of high-end [[automatic]] watch movements for [[Seiko]] in the 1960's and 1970's. ...56GS]]. It was also used in two other Seiko models - the Seiko Duotime and Seiko Chronometer. ...

...tic 5" '''6100''' series was a family of mechanical watch movements from [[Seiko]] in the 1960's and 1970's. ...from [[1967]] through [[1974]], the 6100 family was used in many high-end Seiko watches. It was available in both regular 21,600 A/h and [[high-beat]] 36,0 ...

.... It replaced [[Seiko 9S51|the first generation of modern mechanical Grand Seiko movements]] between 2006 and 2011. ...ting and are adjusted to six positions. "9S" models are only used in Grand Seiko watches. ...

Seiko's '''Cal. 43''' was a thin and compact [[quartz]] movement produced by [[Da ...mpact, Seiko soon developed stronger offerings. [[Seiko 38|Cal. 38]] and [[Seiko 41|Cal. 41]] were quite successful, serving in mainstream and compact watch ...