ETA 2372

 

Basic Information

NameETA 2372
ManufacturerETA
Launch Year1960
Caliber FamilyDescription
2370, 2372: manual wind
2373: manual wind, date
2375, 2379, 2380: automatic
2377: automatic, date, 13"
2378, 2381: automatic, date
2354: manual wind, expecially for Wyler WH222 with an "ear" to catch the elastical balance

Related calibers
ETA 2370, ETA 2372, ETA 2373, ETA 2375, ETA 2377, ETA 2378, ETA 2379, ETA 2380, ETA 2381
Is COSC certifiedNo
Timegrapher
Beat rate
18,000 bph
Frequency
2.5 Hz

Reference: healthy amplitude ≈ 270–315° fully wound (>200° at 24 h); beat error ideally < 0.5 ms.

Technical Details

Lignes Dimensions11.5 ‴
Dimensions26 mm
Height4.2 mm
Further MeasuresMounting Diameter (Dm): 25.6mm
Stem height (T): 2.1mm
Mounting Height (F): 1.2mm
Power Reserve49 hours
Frequency18,000 vph
Jewels21

Complications and Specifications

ShapeRound
Complications
  • Sweep Second
  • Perpetual Calendar
Shock ProtectionIncabloc
Regulator TypePinned Regulator (or Index Regulator)
Movement TypeManual
Escapement TypeSwiss Lever
Control TypeBalance Wheel
Winding TypeStem Winding (Crown)
Setting TypeStem Set (Crown Pull)

Additional Information

Hand Sizes1.50 x 0.90 x 0.21mm
Hand Count3
Country Of ManufactureSwitzerland
NotesRemarks: indirectly driven minute allows a big balance and low profile
differences 2370, 2372 not known
Other data: balance staff: U2202 stem: W2365 mainspring / battery: Zf1247, 1.50 x 11.0 x 0.12 x 355mm balance staff ronda: 4052 (11,5) stem ronda: 919 (11,5) Mainspring: 1.500 x 10.500 x 0.120 x 360.000 mm
Ranfft mentioned about this caliber: There are variants with this quantity of jewels 17, 21
Signatureca. 1960: City, Swiss, 17 Jewels - Patented; Incabloc (ETA 2370)
Import Codes

Compatible Parts

1200 other caliber(s) share compatible parts with this caliber.

84 compatible part(s) available — Supporter feature.

Metadata

Created AtSep 15, 2023
Updated AtApr 23, 2025, 11:32:08 PM
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