
Part of Grand Seiko’s iconic 24 Seasons (Sekki) collection, the SBGA413 "Shunbun" celebrates the arrival of spring as pale pink cherry blossom petals drift across river waters (Hana-Ikada).

Hand-verified for Grand Seiko SBGA413 "Shunbun" (21mm lug width, standard lugs).
Grand Seiko SBGA413 "Shunbun" Suede Strap Fitment Guide: Velvety soft and rich in texture, these 21mm suede straps bring warm, relaxed luxury to the Grand Seiko SBGA413 "Shunbun". Perfect for dialing down a formal case or softening a sporty silhouette.
Lug Width & Architecture: The Grand Seiko SBGA413 "Shunbun" features a 21mm lug width. Every strap listed above is matched to ensure structural clearance, spring-bar alignment, and visual balance.