Sept 22 (Reuters) – European shares were subdued at open on Tuesday, as investors awaited ‌developments on potential US-Iran talks, while ‌oil prices gained for the first time in five sessions.

The ​pan-European STOXX 600 was flat at 642.32 points by 0710 GMT. Most regional bourses were also muted.

Energy stocks gained 0.4% tracking a rise ‌in oil prices ⁠as investors awaited developments on potential US-Iran talks at the United Nations ⁠General Assembly this week after more supplies emerged through the Strait of Hormuz over the weekend. [O/R]

Retail ​shares were ​a bright spot, ​up 1.3%, boosted by ‌gains in Kingfisher after the European home improvement retailer raised its full-year profit guidance after reporting a 9.9% increase for the first half of the year.

On the other hand, insurance shares ‌dipped roughly 1%, pressured ​by losses in ASR Nederland ​and AXA.

Market ​participants awaited euro zone consumer confidence ‌data, due later in the ​day.

Among individual ​stocks, Italy’s Snam was down 0.2%. The gas grid operator announced sale of 10 ​million Industrie ‌De Nora shares for €67 million ($76.8 million).

Plus500 was ​down 4.9%.

($1 = 0.8725 euros)

(Reporting by Sudeshna Ghoshal; ​Editing by Mrigank Dhaniwala)