LONDON, Jan 18 (Reuters) - North Sea Forties crude
differentials weakened on Monday after a deal, while other
grades were steady.
PLATTS WINDOW
* Indications are on a free-on-board (FOB) basis unless
marked as cost, insurance and freight (CIF).
* Forties: Mercuria bought from Trafigura a Feb. 4-8 CIF
Rotterdam cargo at dated Brent plus 55 cents, down 35 cents from
a similar offer on Friday and equal to about parity with dated
Brent on an FOB basis, based on Reuters calculations.
* Forties: Litasco bid for a Feb. 8-13 cargo at dated Brent
plus 35 cents.
* Brent: Litasco bid for a Feb. 13-15 cargo at dated Brent
minus 30 cents, weaker than an offer on Friday.
(Reporting by Alex Lawler; editing by David Evans)