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gptkbp:instance_of
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gptkb:watch
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gptkbp:bfsLayer
|
3
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gptkbp:bfsParent
|
gptkb:watch
|
|
gptkbp:caliber
|
7 S90
|
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gptkbp:design
|
simple and functional
|
|
gptkbp:dimensions
|
11.5 mm thick
|
|
gptkbp:features
|
date display
self-winding
day display
21 jewels
hackable
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
Seiko 7 S90
|
|
gptkbp:introduced
|
gptkb:1996
|
|
gptkbp:is_compared_to
|
gptkb:Seiko_6_R_series
gptkb:Seiko_Kinetic
gptkb:Seiko_4_R_series
gptkb:National_Park
Seiko 8 L series
|
|
gptkbp:maintenance
|
requires regular servicing
|
|
gptkbp:manufacturer
|
gptkb:Seiko_Instruments_Inc.
|
|
gptkbp:marketed_as
|
affordable mechanical movement
|
|
gptkbp:notable_models
|
gptkb:Seiko_5_Sports_series
gptkb:Seiko_5_series
Seiko SKX series
Seiko SNK series
Seiko SRP series
|
|
gptkbp:performance
|
+20 to -20 seconds per day
|
|
gptkbp:power_reserve
|
approximately 40 hours
|
|
gptkbp:related_to
|
Seiko 7 S family
|
|
gptkbp:reputation
|
affordable
durable
reliable
|
|
gptkbp:steering
|
automatic and manual
|
|
gptkbp:successor
|
gptkb:Seiko_7_S26
|
|
gptkbp:type
|
automatic movement
|
|
gptkbp:used_in
|
gptkb:watch
|
|
gptkbp:user_base
|
watch enthusiasts
|