August 16, 2026Published by on August 16, 2026Categories Grand Seiko SBGF021 8J56 Quartz Black Dial Official SEIKO Overhaul Circuit Board🔥Grand Seiko SBGF021 8J56-8020 Black Pattern Dial - Official SEIKO Serviced! Up for sale is the highly practical and beautifully crafted Grand Seiko SBGF021. Fully overhauled by SEIKO official service in December 2023.
