A 1/24 scale model of Royal Navy a GEC-Marconi Tigerfish torpedo, circa 1970.

Base marked:

PER ARDUA  AD AQUAS

PRESENTED TO: REAR-ADMIRAL P.A. WATSON M.V.O.

ON 4^th DECEMBER 1972

BY MARCONI SPACE AND DEFENCE 

Length: 27 cm.

Width: 5.5 cm.

Height: 13 .5 cm.

The Mark 24 Tigerfish was a heavyweight acoustic homing torpedo used by the Royal Navy and manufactured by Marconi Underwater Systems Ltd.

Maximum speed: 35-knot (65 km/h - 40 mph).