mumbai a gang of four armed robbers is suspected to have struck at a series of shops in the western suburbs early on thursday robberies with similar modus operandi were reported at a jewellery store in bandra a sweetshop in santa cruz and a watch showroom in andheri cctv cameras installed at two of the shops caught the men in action but they wore helmets which prevented their faces from being seen no arrests have been made yet investigators said the robbers were on two motorbikes around 440 am they arrived at tara jewellers waterfield road bandra west and threatened the security guard with choppers when the guard resisted the robbers rained blows on him and managed to smash open the stores lock but they accidentally switched on the alarm while trying to gain entry and fled around 515am the gang landed at an outlet of brijwasi sweets on s v road santa cruz west they threatened the guard with choppers and assaulted him this time they succeeded in gaining entry after smashing open the shutter and made off with rs 45000 at 6am the gang reached the watch showroom world time s v road andheri west again they threatened the guard with choppers and verbally abused him three robbers entered the store while the fourth was outside pinning down the guard ranjeet thakur 22 the three were inside the shop till 625am after taking 255 wristwatches worth rs 10 lakh and rs 12000 in cash they fled we have scanned cctv footage at world time but neither the faces of the accused nor the registration numbers of the bikes can be seen said an officer from the juhu police station