Elgin 775

Update

Basic Information

NameElgin 775
ManufacturerElgin
Launch Year1958
Caliber FamilyDescription
Elgin combined settings for balance:
730: 23 jewels, Adj. 3 Pos., BWR, LE
730A: 23 jewels, Adj. 6 Pos., LE
732: 19 jewels, Adj.
750: 23 jewels, Adj. 3 Pos., LE
752: 19 jewels, sweep second, Adj.

cap-jewel plates for balance:
770: 23 jewels, Adj. 6 Pos., LE
772: 19 jewels, Adj.
775: 23 jewels, sweep second, Adj., LE
777: 19 jewels, sweep second, Adj.
780: 23 jewels, Adj. 3 Pos., BWR, LE

Related calibers
Elgin 730, Elgin 730A, Elgin 732, Elgin 750, Elgin 752, Elgin 770, Elgin 772, Elgin 775, Elgin 777, Elgin 780
Is COSC certifiedNo

Technical Details

Lignes Dimensions8.56 ‴ x 10.55 ‴
Dimensions19.3 mm x 23.8 mm
Height4.5 mm
Further Measures: 13
Mounting Diameter (Dm): 19.3 x 23.3mm
Stem height (T): 1.9mm
Mounting Height (F): 0.9mm
Power Reserve40 hours
Frequency18,000 vph
Jewels23

Complications and Specifications

ShapeCushion
Complications
  • Sweep 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 Sizes1.14 x 0.78 x 0.22mm
Hand Count3
Country Of ManufactureUnited States
NotesRemarks: 1958-1963 (730...780)
flat freesprung hairspring
DuraBalance regulator: balance with two regulating weights, shifted simultaneously along the spiral-shaped spokes with a regulator lever
screwed cap-jewel plates for balance; shock protection is realized by the elastical balance spokes
Other data: model names: BWR: B.W. Raymond LE : Lord Elgin
Signatureca. 1960: Elgin 777, USA, Adj'd, 19 Jewels (Elgin 777)
Import Codes

Metadata

Created AtSep 15, 2023
Updated AtApr 23, 2025, 11:31:58 PM