AS 1356N

 

Basic Information

NameAS 1356N
ManufacturerAS
Launch Year1945
Caliber FamilyDescription
1200, 1247, 1288, 1317: 10.5"
1201, 1219, 1248, 1308, 1576: 11.5"
1230: 11.5" , date hand
1355, 1355N: 10.5" , day, date
1356, 1356N, 1644: 11.5" , day, date
1363, 1378, 1378N, 1670: 11.5" , date

Related calibers
AS 1200, AS 1201, AS 1219, AS 1230, AS 1247, AS 1248, AS 1288, AS 1308, AS 1317, AS 1355, AS 1355N, AS 1356, AS 1356N, AS 1363, AS 1378, AS 1378N, AS 1576, AS 1644, AS 1670
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
Height(not set)
Further MeasuresMounting Diameter (Dm): 25.6mm
Power Reserve45 hours
Frequency18,000 vph
Jewels17

Complications and Specifications

ShapeRound
Complications
  • Sub Second
  • Day
  • Date
  • Chronograph Stopwatch
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 Sizes1.30 x 0.70 / 0.22mm
Hand Count3
Country Of ManufactureSwitzerland
NotesRemarks: differences not known between 1356, 1356N, 1644
Other data: balance staff: U1509 stem: W1229 mainspring / battery: Zf1309, 1.60 x 9.0 x 0.10 x 290mm balance staff ronda: 293 (10,5-11,5) stem ronda: 34 (10,5)
Ranfft mentioned about this caliber: There are variants with this quantity of jewels 15, 17
Signature1) ca. 1945: Mulco S.A., Swiss, 15 Jewels - AS (AS 1200, 10.5" ) 2) ca. 1955: Remova, Ancre, Swiss, 15 Jewels; Incabloc (AS 1200, 10.5" )

Compatible Parts

No parts linked yet for this caliber.

Metadata

Created AtSep 15, 2023
Updated AtApr 23, 2025, 11:30:59 PM
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