The “new” Seiko 6L35 caliber introduced in the Presage SJE073J1/SARA015, or is it?

So at Baselworld 2018, Seiko introduced a new Presage model. The international model name is SJE073J1. There was a fair bit of fanfare to this model because of the “new” caliber 6L35 that powers it. It promises to be slimmer …

The cleanest vintage Seiko chronograph: 7015-8010

For various reasons, the Daini chronographs are not as recognised as their cousins across over at the Suwa side of the Seiko pond, although they are technically superior in my point of view. Refer to this contribution I made over …