Sira AR-1 Amber Rush 3205 which involved digging grooves along

which involved digging grooves along the front side and the entire inner diameter of the lens

reinforced with a Grade 2 titanium core in the temple tips for added strength

the frame reflects SATO’s vision of modern craftsmanship shaped by precision and subtle emotion

The Nagata Speed Blade for runners is an ultra-lightweight frame constructed from nylon and titanium

designed to be worn on the tip of the nose while getting lost in the adventures and misadventures of Moby Dick's Ishmael

Sira AR-1 Amber Rush 3205 which involved digging grooves alongWith Sira, SATO refines proportion into attitude. Clean lines, balanced curves, and a silhouette that feels both contemporary and instinctive create a frame with quiet confidence. Effortlessly versatile, Sira blends precision with understated character.