Spring Drive movement

GPTKB entity

Statements (22)
Predicate Object
gptkbp:instanceOf mechanical watch movement
gptkbp:accuracy ±1 second per day
gptkbp:combines mechanical watch movement
electronic regulation
gptkbp:countryOfOrigin gptkb:Japan
gptkbp:developedBy gptkb:Seiko
gptkbp:features gliding seconds hand
https://www.w3.org/2000/01/rdf-schema#label Spring Drive movement
gptkbp:introducedIn 1999
gptkbp:marketedAs gptkb:Seiko
gptkbp:notableFor no battery required
smooth seconds hand motion
gptkbp:powerReserve up to 72 hours
gptkbp:powerSource mainspring
gptkbp:regulates quartz oscillator
gptkbp:usedIn gptkb:Credor_watches
gptkb:Grand_Seiko_watches
gptkb:Prospex_watches
gptkbp:uses mainspring
tri-synchro regulator
gptkbp:bfsParent gptkb:Seiko_Watch_Corporation
gptkbp:bfsLayer 7