![Review: Grand Seiko Refs. SBGV243 and SBGV245 — Two Watches That Will Have You Rethinking Quartz - Worn & Wound Review: Grand Seiko Refs. SBGV243 and SBGV245 — Two Watches That Will Have You Rethinking Quartz - Worn & Wound](https://wornandwound.com/library/uploads/2019/06/Grand-Seiko-Tough-Quartz-SBGV243245-3.jpg)
Review: Grand Seiko Refs. SBGV243 and SBGV245 — Two Watches That Will Have You Rethinking Quartz - Worn & Wound
![Vol.5 A unique structure for a quartz watch: 25 years on, durability proven beyond doubt. | The 9F and 9S calibers in nine chapters | Grand Seiko Vol.5 A unique structure for a quartz watch: 25 years on, durability proven beyond doubt. | The 9F and 9S calibers in nine chapters | Grand Seiko](https://www.grand-seiko.com/us-en/-/media/HtmlUploader/America/GrandSeiko/Home/special/9f9s9stories/vol5/assets/images/ph_page3_secA_1_sp.jpg)
Vol.5 A unique structure for a quartz watch: 25 years on, durability proven beyond doubt. | The 9F and 9S calibers in nine chapters | Grand Seiko
![Review: Grand Seiko Refs. SBGV243 and SBGV245 — Two Watches That Will Have You Rethinking Quartz - Worn & Wound Review: Grand Seiko Refs. SBGV243 and SBGV245 — Two Watches That Will Have You Rethinking Quartz - Worn & Wound](https://wornandwound.com/library/uploads/2019/06/Grand-Seiko-Tough-Quartz-SBGV243245-28.jpg)
Review: Grand Seiko Refs. SBGV243 and SBGV245 — Two Watches That Will Have You Rethinking Quartz - Worn & Wound
![Review: Grand Seiko Refs. SBGV243 and SBGV245 — Two Watches That Will Have You Rethinking Quartz - Worn & Wound Review: Grand Seiko Refs. SBGV243 and SBGV245 — Two Watches That Will Have You Rethinking Quartz - Worn & Wound](https://wornandwound.com/library/uploads/2019/06/Grand-Seiko-Tough-Quartz-SBGV243245-17.jpg)