Seiko Dolce ' Tonneau' ultra-slim 6730-5180 SGP.30 casingMaker: Seiko Model: Dolce 6730 5180 Size: 24X32 Material: sgp30 plated Crystal: Glass Description & Condition Report: The seiko Dolce series has many variety, and hence many different variation at different price points. On of the higher end models were the SGP30 case models, which were significantly more expensive than its normal plated counterparts. This model is one of my favourite because as you can view on its side view, it's super slim, and its