Seiko cal. 4R37A (NH37) Automatic Watch Movement 

The movement is unused, in excellent working order

Posted quickly and packaged safely 

Original fit for models, 4R37-00A0, 4R37-00B0, 4R37-00D0, 4R37-00E0, 4R37-00F0, 4R37-00G0, 4R37-00K0, 4R37-00N0,4R37-00T0, 4R37-00Z0, 4R37-01C0, 4R37-01D0, 4R37-01E0, 4R37-01H0

The 4R series was used by Seiko in Seiko watches. 

The NH equivalents were never intended to be used in Seiko brand movements 

Give your Seiko watch Mod and elevated sense of authenticity with a genuine Seiko movement. 

We have other Seiko watch movements for sale 

This is a genuine Japanese Seiko 4R37 Automatic Watch Movement