
Steeldive
Tuna
Reference SD1978-BLACK-TUNA
Steeldive Tuna
Reference SD1978-BLACK-TUNA
Black Tuna
Research-assisted content: Some specifications on this page were compiled with AI assistance from publicly available sources and may not reflect every variant. We are actively verifying and refining the data.Sources: brand_knowledge, wikipedia
Overview
ReferenceSD1978
NameBlack Tuna
ComplicationsDate, Unidirectional Bezel
Case
MaterialsStainless Steel 316L PVD
Diameter46mm
W/R300m
GlassSapphire
Movement
MovementNH35A Automatic