Manufacturer Seiko Caliber Number NH25A (aka NH25) Movement Type Automatic Lignes 12”’ Diameter 27.40mm Casing Diameter 29.36mm Height 5.32mm Jewels...
NH25A vs NH35A
What is the difference between Seiko caliber NH25 and NH35? There are some differences between these overall similar movements. The...
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Miyota Caliber 2115
Found in the Aviator branded Special OPS AVW78341G350. It ticks along with +2 sec./month, thats…
Miyota Caliber 2115
El casio marlin duro mvd 106 usa el miyota 2115. Cuando busco el repuesto aparecer…
Seiko Caliber 5M82
I have a cal. 5m83 in a watch that was bought for me, by my…
Ronda Caliber 515
It looks like a very good and cheap caliber. I have it in Roamer Power…
Sellita Caliber SW280-1
They rotate in phase with the lunar cycle. Which is 29 days, 12 hours, 44…
Active Caliber Listings
I always thought, automatic watches were designed to prevent being overwound? Isn't the mainspring supposed…
Does anybody have experience with the longevity and reliability of this calibre and/or relatives? I…
It is quite a decent movement IMHO. I have it in my Rdunae RA03 (US…
Jomashop has them with a good discount. FYI.
What wheel do you think the automatic winding system engages? How does hand winding effect…