Seiko 7 A48

URI: https://gptkb.org/entity/Seiko_7_A48
GPTKB entity
Statements (55)
Predicate Object
gptkbp:instance_of gptkb:item
gptkbp:bfsLayer 5
gptkbp:bfsParent gptkb:Seiko_7_A38
gptkbp:battery_life S R920 SW
gptkbp:body_style screw-down
gptkbp:caliber 7 A48
gptkbp:collects high
gptkbp:color gptkb:item
gptkbp:color_options various
gptkbp:community active online forums
gptkbp:cultural_heritage part of Seiko's history
gptkbp:current_use varies based on condition
gptkbp:design classic
gptkbp:era gptkb:1980s
gptkbp:exhibitions featured in watch shows
gptkbp:faced analog face
gptkbp:features gptkb:physicist
gptkbp:function date display
https://www.w3.org/2000/01/rdf-schema#label Seiko 7 A48
gptkbp:inscription luminous hands
gptkbp:is_popular_in popular among collectors
gptkbp:legacy influential in quartz watch design
gptkbp:lens_type hardlex
gptkbp:manufacturer gptkb:Seiko
gptkbp:market global
gptkbp:market_segment mid-range
gptkbp:material gptkb:item
stainless steel
gptkbp:monitors analog
gptkbp:movement gptkb:item
7 A48
gptkbp:notable_features tachymeter scale
gptkbp:power_reserve approximately 3 years
gptkbp:price approximately $200
gptkbp:production_years 1983 to 1989
gptkbp:style gptkb:Basketball_Player
gptkbp:successor Seiko 7 A48 A
gptkbp:type analog watch
gptkbp:user_base watch enthusiasts
gptkbp:user_reviews generally positive
gptkbp:watch_features gptkb:physicist
gptkb:Seiko
varied by model
battery-powered
screw-down case back
metal bracelet
requires battery replacement
stopwatch function
date complication
40mm case diameter
7 A series
can be serviced by professionals
gptkbp:water_resistance up to 100 meters
gptkbp:weight approximately 100 grams
gptkbp:year_created gptkb:1983