GRAND SEIKO GMT Sports Collection SBGN017 Isetan Shinjuku 56pcs limited model. N: New goods or unused goods. NS: Unused items such as exhibits. S: Super beautiful product with few use feelings with few uses. A: A beautiful product with a natural feeling such as threads and small scratches. B: here is a feeling of use such as noticeable scratches and dirt, but there is no problem with use. C: There are scratches and dirt that are quite noticeable. Arm circumference: 8.1in (20.5cm). Water resistant: 10 ATM water resistant. SBGN017 is a rare quartz GMT model with only 56 pieces ...