Seiko - Dolce Elegant Tank - 6030-5320 JDM featuring a high-beat sweep seconds

featuring a high-beat sweep seconds hand and a quick-set date function

This isn't your average timepiece

While revolutionary for its era

the mechanical soul of a 1950s heart

Seiko - Dolce Elegant Tank - 6030-5320 JDM featuring a high-beat sweep secondsThis timepiece is a magnificent artifact from December 1981, as confirmed by the serial number 1D0199 stamped on the caseback. in As an enthusiast who loves to sell the customer on points they might not even know they want, you should highlight the case material. The case is marked "NSAG" (Suwa Nitride Surface Treatment Hard Alloy), a professional grade engineering marvel from Seiko's early '80s labs designed to be incredibly scratch resistant,