Romania. 1906. Jubilee Exhibition, Bucharest. 1 Leu 50 B. Red-violet / Black “S E” service overprint. Perf 11.5. Mi 205. MH. S129

Romania 1906 — Mi198 / “SE” Service Overprint (probable Dienstmarke II)

Issue: Bucharest General Exhibition, 1906
Denomination: 10 Bani
Colour: Rose / Black
Overprint: Black “S E” — Exhibition Service
Perforation: L11½ (expected; not yet measured)
Watermark: None

Condition: Unused, apparently without gum (NG). Attractive front with strong colours and generally complete perforations. Reverse shows overall age toning and a distinct circular stain or mounting mark. No major tear apparent.

Catalogue: MICHEL Mi198 (base stamp); provisional service attribution Mi II. Overprint authenticity unverified.

MICHEL CV (base stamp): €5 mint hinged / €1.50 used.
Estimated Market Value: €5–15, conditional on authentic service overprint.
AllCollect Working Value: €10 (provisional).

Collection Grade: B−
Investment Potential: 2/5
Research Potential: 3/5

Decision: KEEP — SPECIALISED REFERENCE / UPGRADE.