Length: 3.5 inches (90mm), entrance diameter about 33mm
Ring Size: 40mm/45mm/50mm (optional)
Material: 316L stainless steel, Seiko production, fine workmanship
Length: 3.5 inches (90mm), entrance diameter about 33mm
Ring Size: 40mm/45mm/50mm (optional)
Material: 316L stainless steel, Seiko production, fine workmanship