ISA Caliber 9238 quartz watch movement specs and pics

ISA Caliber 9238/1970

Quartz
·4 Comments·

ISA Caliber 9238 quartz watch movement specs and pics

ManufacturerISA
Caliber Number9238/1970
TypeQuartz
Diameter10 1/2”’ x 4.13mm thick
Battery Cell Number371
Stem401-1610
Hand Sizes150/90/20
Jewels0
FunctionsHours, minutes, central seconds, day subdial, date subdial, 24 hour subdial
Country of ManufactureChina
Known Models
Invicta

At the time of this post, this movement was found at replacement prices of $18.95 USD. The engraving on the pictured example states: ISA Cal. 9238 / 0 JEWEL / FAR EAST ASS’Y / CHINA / INVICTA WATCH GROUP. Picture submitted by Watch Flipr.

Please share your experiences and thoughts about the ISA caliber 9238 in the comments section below…

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enrique
enrique
2 years ago

hi anyone, would like to know the current consumption and threshold voltage on this caliber..please

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calibercorner
2 years ago
Reply to  enrique

Based on the tech sheets, the current consumption information is as follows: U=1,55V T=25°C (Conditions) 1.85 (Typical) uA (Units). Not sure about the threshold voltage.

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Stephen Tremaine
Stephen Tremaine
2 years ago

My experience of ISA movement in general, over the last year I have bought about 140 NOS watches in joblots, 6 were mechanical the rest were quartz, the quartz movements were mostly Miyota, I don’t recall a single one where the battery had leaked, the rest were ISA and so far nearly every one opened has a leaked battery, only one unleaked so far, I have got at least one left to open, I know what i’d bet money on being like. I wonder why this is? Maybe they are all good nowadays, the ones I have bought are vintage… Read more »

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Mamed
Mamed
2 years ago

I have this trip of watch

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