SEIKO SBDX039/8L35-01C0 Band R02B034J9 Prospex 19mm Blue Silicon Band Genuine 

Brand: Prospex
Product condition: new
Model number: R02B034J9
Size: A (12 o'clock side): about 75mm / B (6 o'clock side): about 145mm
C (buckle width): 18mm / D (lug width): 19mm
Material: Silicon
Color: Navy

Genuine silicone band for SBDX039/8L35-01C0.