M53 Bronze: LUM-TEC MDV Technology 8 layer vintage tone luminous application. Japan Sii NH35 automatic movement. Matte black dial. Special solid CuSn8 bronze case will develop a patina over time. Each case is unique and will tarnish differently. This corrosion actually protects the metal underneath. It can be polished back to new or left to take on its own unique character. Learn More

M54 Bronze: LUM-TEC MDV Technology 8 layer vintage tone luminous application. Japan Sii NH35 automatic movement. Brown dial. Special solid CuSn8 Bronze case will develop a patina over time. Each case is unique and will tarnish differently. This corrosion actually protects the metal underneath. It can be polished back to new or left to take on its own unique character. Learn More