Omega 38.5L T1

Basic Information

NameOmega 38.5L T1
ManufacturerOmega
Launch Year1933
Is in house developmentNo
Is COSC certifiedNo

Technical Details

Lignes Dimensions17.33 ‴
Dimensions39.1 mm
Height4.9 mm
Further MeasuresMounting Diameter (Dm): 38.5mm
Stem height (T): 2.1mm
Mounting Height (F): 0.55mm
Power Reserve38 hours
Frequency18,000 vph
Jewels15

Complications and Specifications

ShapeRound
Complications
  • Sub Second
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 Sizes1.90 x 1.25 / 0.21mm
Hand Count3
Country Of ManufactureSwitzerland
NotesRemarks: 1935-1939
open face calibre
bimetallic screw balance
Breguet hairspring
ca. 1949 Omega 38.5L T1 renamed to Omega 160
bimetallic screw balance:
160, 38.5L T1: 15 jewels
monometallic screw balance:
161: 15 jewels
162: 17 jewels
163: 15 jewels, antimagnetic
Other data: balance staff: U934 stem: W1432 mainspring: 2.10 x 14.5 x 0.18mm
Signature1929: 8526596, Omega, Swiss, 15 Jewels, Nickel silver
Import Codes

Metadata

Created AtSep 15, 2023
Updated AtApr 23, 2025, 11:33:39 PM
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