Overview Reviews Product Description Crystal for Seiko 285W30HK01 for case numbers 7A34-7010, 7A34-7019 Product Videos Custom Field Product Reviews Write a Review Write a Review × Seiko Crystal for Seiko 285W30HK01 7A34-7010 7A34-7019 Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Email * Review Subject * Comments *