Today’s Watch – Citizen Crystal Seven Custom, 21 Jewels

Citizen introduced its ‘Custom’ line alongside the more conventional cases and dials of the standard range in the mid 1960s with the Seven Star and Crystal Seven models. Today’s piece is one of the latter, a Crystal Seven Custom with 21 jewels – the case is not a typical circular shape and the pale grey/blue dial has split day and date windows and a contrasting black chapter ring. The primary hour markers are faceted steel squares, whilst the secondary ones are rivet shapes, so quite a lot going one deign-wise. The movement has quick-set date and hand winds, and runs at 18,000 bph. This example is from April 1969:

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