M1027 Eyeglasses by Matsuda. Color: Black / Gold, Crystal, Maple / Natural, Walnut / Amber, Bottle Green, Size: 50-20-143. The bold yet elegant Matsuda M1027 frame is inspired by the character-defining eyewear worn in the late 50s and early 60s. Handcrafted from the finest Japanese acetate, the glasses feature a riveted custom 7-bar hinge and a temple core engraved with the brand's signature M N motif. With its premium materials and craftsmanship, the Matsuda M1027 frame is an excellent investment for those seeking exceptional quality and sophisticated style.