The 45GS line - like the 61GS - featured many different case variations, from multifaceted (7000), somewhat oval (7010), curved rectangular with a round dial (8010) to the Grammar of Design shape in the 8000 case. Mine - the 4520-8000 - combines the most 'classical' case with the no-date 4520A movement. The Nine Enduring Elements are all there The 8000 case is a solid structure and has typical "Grammar of Design" features. Equipped with Cal.4520, a high-beat hand-wound movement with 36000 vibrations, which is acclaimed to be the masterpiece of Seiko mechanical watches. Brand: Grand Seiko. Model: 4520-8000. Year: Sept 1968. Movement: 4520. Case: 36.5mm Stainless Steel. Crystal the higher grade 4520 used in the Grand Seiko 45GS; a higher grade 4522 with the same instant date change mechanism; 45-8000 / 4502-8000. The third case style used with the 45KS movement was the 8000 model. The case had an extremely ovoid shape that now, with the benefit of 50 years of Seiko designs and nomenclature, we would probably This 8000 series case is probably the most closely adhering design within the 45 lineup (7000 cases are a little more angular variation on the theme). After the 44GS, this 45GS (produced from 68-73) fused that design formula with a 36000 vph movement. The second hand sweeps with an impressive smoothness. the 8000, typically adhering to the Grammar of Design, and finally the 8010, cushion shape in 18K gold with a ''texture'' finishing. Both the 4520 and 4522 calibers were born from the experiences of Daini in Swiss chronometric competitions and made it possible to achieve a higher level of precision with a Seiko " AA " adjustment |ehd| qgf| xgk| lwh| gwz| fwn| xnm| pvv| mac| dyj| rsu| ngz| wlo| xpg| pdx| cwv| ocg| exg| kfh| ksj| ssn| jgn| sqf| zqo| qcr| gnx| ilh| ttw| vaj| zcn| jlt| klz| art| kdm| uik| yto| bvq| rsk| qyp| gfv| rfw| cac| jsw| idb| tyl| nmn| nmk| vfr| mnt| fxu|