Global Sources and existing backers Swisscom and ZKB were among the investors in the fertility tracking wristband maker's latest round, which has been closed at $9.7m.

Switzerland-based fertility tracker developer Ava closed an oversubscribed $9.7m series A round backed by telecommunications company Swisscom and financial services provider Zurich Cantonal Bank (ZKB) on Tuesday.

Venture capital firm Polytech Ecosystem Ventures led the round, which included Global Sources, a business-to-business media company that facilitates trade with greater China, and investment firm Blue Ocean Ventures.

Founded in 2014, Ava produces women’s reproductive health products, and launched a fertility tracking sensor bracelet and accompanying app in July this year.

The…