Manufacturer Seiko (aka Seiko Instruments, SII) Caliber Number NH70 (aka NH70A) Movement Type Automatic Lignes 12”’ Diameter 27.4mm Casing Diameter...
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Manufacturer Miyota (Citizen) Caliber Number 2115 Type Quartz Similar Caliber 2105 Lignes 10.50”’ Diameter 23.7mm Height 4.15mm thick Jewels 0...
Manufacturer Grand Seiko Caliber Number T-Zero (T0) Movement Type Tourbillon, manual-wind In-House? Yes Diameter 36mm Thickness 8.22mm (total) Jewels 43...
Manufacturer Seiko Caliber Number 4R34, 4R34A Movement Type Automatic Diameter 27.4mm (casing 27mm) Jewels 24 Vibrations Per Hour 21,600 bph...
Manufacturer Miyota (Citizen) Caliber Number 0S20 (sometimes typed as OS20) Type Quartz Replaces Caliber Unknown, please add in the comments...
Manufacturer Seiko Caliber Number 2906, 2906A Movement Type Automatic Diameter 18mm (casing) Height 5.35mm Jewels 17 Vibrations Per Hour 28,800...
Manufacturer Seiko Instruments Inc. (SII) Caliber Number PC32, PC32A Movement Type Quartz Lignes 10.5”’ Diameter 23.7mm Casing Diameter 18.10mm Height...
Manufacturer Miyota (Citizen) Caliber Number 8205 Base Caliber Miyota 8215 Movement Type Automatic, self-winding mechanical Linges 11.5”’ Diameter 26mm Height...
Manufacturer Hattori aka Seiko Instruments Inc. (SII) Caliber Number VD53B Type Quartz Size 12.75”’ (29.5mm) Height 4.57mm thick Jewels 0...
Manufacturer Miyota Caliber Number 9100 Movement Type Automatic, self-winding mechanical Lignes 13.5”’ Diameter 30.2mm Height 5.52mm Jewels 26 Vibrations Per...
Manufacturer Seiko Caliber Number V157, V157A Type Solar Powered (quartz) Diameter 28.6mm Casing Diameter 24mm Thickness 3.5mm Total Height 5.8mm...
Manufacturer Seiko Instruments (SII) Caliber Number NE15B Base Caliber NE15 Movement Type Automatic Diameter 27.40mm Casing Diameter 27mm Thickness 5.32mm...
Manufacturer Seiko Time Corp. Caliber Number 6N52, 6N52A Movement Type Quartz, battery-powered Jewel Count Zero (0) Frequency 32,768 Hz Battery...
Manufacturer Seiko Instruments (SII) Caliber Number NE20, NEW20A Base Caliber NE15 Movement Type Automatic Lignes 12”’ Diameter 27.40mm Casing Diameter...
Brand Miyota (Citizen) Caliber Number 8N24 Movement Type Automatic, self-winding mechanical Lignes 11.5”’ Diameter 26mm Height 5.55mm Min Case Diameter...
Brand S. Epson Caliber Number YN55A (aka YN55) Movement Type Automatic, self-winding mechanical Diameter 27.4mm Height 5.32mm Jewels 22 Vibrations...
Brand Miyota (Citizen) Caliber Number 83S0 Movement Type Automatic Diameter 11 1/2”’ (26mm) Height 5.67mm Jewels 21 Vibrations Per Hour...
Manufacturer Seiko Caliber Number VS42A (VS42) Type Solar Powered (quartz) Lignes 11.5”’ Casing Diameter 28.6mm Thickness 3.5mm Total Height 5.7mm...
Manufacturer Citizen (Miyota) Caliber Number 9051 Similar Caliber Miyota 9015 Movement Type Automatic Linges 11.5”’ Diameter 26mm Height 3.9mm thick...
Manufacturer Miyota Caliber Number 0S10 Type Quartz Replaces Caliber Citizen 0510 Lignes 13.50”’ Diameter 30.8mm Height 4.13mm thickness Battery Number...
Brand Citizen Caliber Number 8210 Base Caliber 8200 Manufacturer Miyota (Citizen) Similar Caliber Miyota 8210 Movement Type Automatic, self-winding mechanical...
Manufacturer Bulova (Citizen/Miyota) Caliber Number NP20 Movement Type Quartz Battery Cell SR927W (395) Battery Life Unconfirmed Frequency 262,144 kHz Quartz...
Manufacturer Seiko Caliber Number 8R46, 8R46A Family/Series 8R Movement Type Automatic In-House Yes Lignes 12.5”’ Diameter 28.6mm Height 7.62mm Jewels...
Manufacturer Seiko Instruments (SII) / Time Module (TMI) Caliber Number NE86, NE86A Family/Series NE Movement Type Automatic, self-winding mechanical, chronograph...
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Dufrane Watches uses the Ronda-150 and i own a Barton Springs II watch from them…
Thanks, man. Yeah, definitely.
No worries! It's understandable. Thank you very much for coming back to leave a follow-up…
You're right this page is listed as 687 not 687.5. My last comment was an…
Thank you for coming back to share your accuracy experience with the community :)
I want to add the info regarding accuracy of a/m watch. It gains abt. 4…
Thank for for taking the time to point out the error in the jewel count!…