Seiko Exceline Roman Numeral SGP30 Case (Without roman numeral) circa. 1981Seiko Exceline Roman Numeral SGP30 CASE Maker: Seiko Model: 8420 5540 Material: SGP30 plated Dimensions: 19x25mm Crystal: glass Description & Condition Report: Same as the roman tank exceline listed in the same drop, this variation comes in the more classical exceline dolce variation, a gold on gold design style. Simple stick markets for the minutes intervals, with both the seiko quartz and exceline stamp on the dial, indicating a very early variation