Green’s Dictionary of Slang

Peckham (Rye) n.

a tie.

1925		(con. WWI) Fraser & Gibbons Soldier and Sailor Words 221: Peckham Rye; Tie.
1937		L. Lane Me and My Girl I i: charles: The Peckham Rye, Sir? bill: The tie – and you might get these trousers altered.
a.1945		L. Payne private coll. n.p.: Tie Peckham Rye.
1959		F. Norman Fings I i: Tosh (fingering his tie) Wot, the old peckham rye? I fort it was Very tasteful.
1969		S.T. Kendall Up the Frog 20: ’E must be in the bees ’n’ honey cos ’es got [...] a new whistle ’n’ flute wiv a Peckham Rye to go wiv it an’ a fancy new Jim Prescott.
1979		F. Norman Too Many Crooks Spoil the Caper 29: You take it for granted that just because a geezer’s wearing a Savile Row whistle and an old school Peckham he’s straight as a dye.
1981		P. Wright Cockney Dialect and Sl. 108: That’s a lovverly Peckham!