I agree. It looks odd, the scale is very crowded on one side, does not look like it belongs on the Heuer.
I wonder if this would explain the lack of a good straight on image of the dial by the seller?

: I've never seen a tension ring marked as a Tachy scale - would be
: interested to hear from Jeff / others if they've seen that
: before or if that's a custom insert.

: Regardless of the Tachy scale's presence, I don't love the
: condition. Dial is tired, hands are tired, case is tired. I have
: a feeling someone will think it's worth $7K and pay up, but it
: won't be me.

: Just my two cents.

: Cheers,
: Rob