6R21

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Seiko Caliber 6r15d

Seiko Caliber 6R15

Manufacturer Seiko Caliber Number 6R15 (A/B/C/D) Movement Type Automatic Diameter 27.40mm (outside), 27mm (casing) Height 5.25mm Jewels 23/24 Vibrations Per...

Seiko caliber 6R27

Seiko Caliber 6R27

Manufacturer Seiko Caliber Number 6R27 Base Caliber 6R15 (6R family) Movement Type Automatic Jewels 29 Vibrations Per Hour 28,800 bph...

Seiko Caliber 6r21

Seiko Caliber 6R21

Manufacturer Seiko Caliber Number 6R21, 6R21A Vibrations Per Hour 28,800 bph Power Reserve 45+ hours Jewels 29 Parts 208 Hacking...

Seiko Caliber 6r20

Seiko Caliber 6R20

Manufacturer Seiko Caliber Number 6R20, 6R20A Movement Type Automatic, self-winding mechanical In-House? Yes Diameter 27.40mm (outside), 27mm (casing) Height 6.15mm...

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