Modification of Seiko 8T63　

Movement: cal.8T63 Mecha-Quartz Chronograph (Removed from SBTR021)
(Center chrono hand 1/5 seconds Quick reset, 9 o'clock position 60 minutes total)
Average monthly rate ± 15 seconds
Dial color: black
Date calendar
Luminous: Hand, Index

Case material: Stainless steel
Case width: Approximately 40 mm,
Case thickness: Approximately 12 mm
Glass material: Sapphire crystal
Tachymeter Bezel: Ceramic
Belt material / stainless steel(SUS316L)
Rug width: 20mm
Screw-in crown
Screw lock pusher button
Water resistance: Not tested
Weight: Approximately 135g

#SEIKO#MechaQuartz

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