Technical Archive
Grand Seiko
Grand Seiko
Mechanical SBGJ021— lug 20mm
Cinturini 20mm per Grand Seiko Mechanical SBGJ021. Alligatore, shell cordovan, concia vegetale. Artigianali, su misura. Casati Milano.
Artisanal Note
"This model requires a precise 20mm lug width to preserve the original sartorial balance."
Technical Specifications
Grand Seiko SBGJ021
Lug Width
20
mm
The essential strap measurement.
Browse 20mm straps →
Reference
SBGJ021
Movement
Grand Seiko caliber 9S86 Hours, Minutes, Additional 24 Hour Hand (adjustable), Seconds | Date
The Heritage
The Grand Seiko SBGJ021 is equipped with the mechanical caliber 9S86 which offers hours, minutes, seconds, date and an adjustable GMT hand for the second time zone. The automatic movement features a power reserve and high-precision mechanisms typical of the Grand Seiko manufacture. The reference belongs to the brand's Mechanical collection, designed for enthusiasts of precision mechanical watchmaking.
Compatible Straps
Selected for 20mm lug width
The next step
The right strap isn’t chosen. It is built, together.
From the atelier appointment to delivery, every step is made for those who know that things done well take time. Rare leathers, one piece at a time, eighteen months of warranty.
Request an appointment →By appointment only · Milan