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Sinclair Wrist Calculator

The Sinclair Wrist Calculator is an arithmetic calculator with 8 digits precision and algebraic logic. It has 8 functions, 10 keys and an LED (light-emitting diode) display, typical of calculators of this era.

Facts at a glance:

Type Arithmetic
Functions 8
Keys 10
Precision 8
Logic Algebraic
Display type LED
Display size
Printer
Length 39 mm
Width 74 mm
Thickness 18 mm
Weight unknown g
Power Source
Country
Original price unknown
Est. current value unknown
Year introduced 1977
Year discontinued 1978

See other calculators manufactured by Sinclair.