![Grand Seiko USA on Twitter: "Japan Seasons models #SBGJ249 and #SBGJ251 are powered by Caliber 9S86, a high frequency movement that maintains a 55-hour power reserve while running at a beat rate Grand Seiko USA on Twitter: "Japan Seasons models #SBGJ249 and #SBGJ251 are powered by Caliber 9S86, a high frequency movement that maintains a 55-hour power reserve while running at a beat rate](https://pbs.twimg.com/media/EwIGmEgWEAg8CWM.jpg)
Grand Seiko USA on Twitter: "Japan Seasons models #SBGJ249 and #SBGJ251 are powered by Caliber 9S86, a high frequency movement that maintains a 55-hour power reserve while running at a beat rate
Grand Seiko on Instagram: “「キャリバー9S86」 外乱に強く、携帯時に安定した精度を誇る10振動ムーブメント「キャリバー9S85」の性能はそのままに、GMT機能を付加した、ハイスペックなムーブメントです。 GMTとは世界標準時(Greenwich Mean…”
![Grand Seiko 9S86-00A0 GMT Grand Heritage Boutique Edition COMPLETE SET – Ref. 9S86-00A0 – Manhattan Watch Company Grand Seiko 9S86-00A0 GMT Grand Heritage Boutique Edition COMPLETE SET – Ref. 9S86-00A0 – Manhattan Watch Company](https://cdn.shopify.com/s/files/1/0637/4096/9208/products/B4A9FEC4-91FD-45DF-8F36-B743663C1CCB.heic?v=1657131972&width=1946)
Grand Seiko 9S86-00A0 GMT Grand Heritage Boutique Edition COMPLETE SET – Ref. 9S86-00A0 – Manhattan Watch Company
![Grand Seiko Mechanical Hi-Beat GMT 'Mt. Iwate' | Grand Seiko Online Boutique | The Official UK Online Store Grand Seiko Mechanical Hi-Beat GMT 'Mt. Iwate' | Grand Seiko Online Boutique | The Official UK Online Store](https://www.grandseikoboutique.co.uk/wp-content/uploads/2022/12/SBGJ201G.png)
Grand Seiko Mechanical Hi-Beat GMT 'Mt. Iwate' | Grand Seiko Online Boutique | The Official UK Online Store
![Authenticated Used Seiko Grand Elegance Collection 9S Mechanical High Beat Men's Watch SNGJ249 (9S86-00N0) - Walmart.com Authenticated Used Seiko Grand Elegance Collection 9S Mechanical High Beat Men's Watch SNGJ249 (9S86-00N0) - Walmart.com](https://i5.walmartimages.com/asr/fe9673bb-8f44-47a6-98cc-efeee9777ca4.9893fa96f981c3bb6aaaf9c045621598.jpeg)
Authenticated Used Seiko Grand Elegance Collection 9S Mechanical High Beat Men's Watch SNGJ249 (9S86-00N0) - Walmart.com
![Grand Seiko 9S86-00A0 GMT Grand Heritage Boutique Edition COMPLETE SET – Ref. 9S86-00A0 – Manhattan Watch Company Grand Seiko 9S86-00A0 GMT Grand Heritage Boutique Edition COMPLETE SET – Ref. 9S86-00A0 – Manhattan Watch Company](https://cdn.shopify.com/s/files/1/0637/4096/9208/products/5804E3AC-FACC-412E-BB96-C9250D2AB1A2_1_201_a.heic?v=1657131972&width=1445)