Seiko Y112-5309 Watch Guide The Seiko Y112-5309 is a watch model based on the Y112 movement.Parts ListSACN98GN00crystal35M98NA1crown35M98NS1crownOther models with the same movementY112-5009Y112-5019Y112-5029Y112-5039Y112-5049Y112-5070Y112-5089Y112-5099Y112-5109Y112-5119Y112-5129Y112-5149Y112-5189Y112-5199Y112-5200Y112-5219Y112-521HY112-5229Y112-5239Y112-523HY112-5249Y112-5259Y112-5269Y112-5279Y112-527HY112-5289Y112-5299Y112-5319Y112-5349Y112-5359Y112-5369Y112-6009Y112-6019Y112-6029Y112-602HY112-6039Y112-6049Y112-6059Y112-6069Y112-6070Y112-7009Y112-7029Y112-7039Y112-7049Y112-7059Y112-8009Y112-8019Y112-8049Y112-8059Y112-8089Y112-8099Y112-8129