Produced 2025–present. Grands Fonds MN64 Heterium Rubber, reference GF421618, is a current 2025 ZRC MN64 dive watch with a 41.5 mm non-magnetic satin-finished 316L stainless steel monobloc case with programmed-deformation steel caseback…
Open in The Dial Atlas
Specifications, configurations, image gallery, market listings, lineage and notable appearances are part of the full reference.