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AS 1700
Basic Information
| Name | AS 1700 |
|---|---|
| Alternative Name | Waltham R.310 |
| Manufacturer | AS |
| Launch Year | 1960 |
| Caliber Family | Description 1538, 1593: manual wind, 10.5" 1539, 1611, 1615: manual wind 1580: automatic 1581: automatic, date rotor modified: 1624, 1664: automatic 1626: automatic, 13" 1628, 1641, 1665: automatic, date 1636: automatic, date, 13" rotor modified: 1680: automatic 1681: automatic, date bridges, rotor, date modified: 1700, 1788: automatic 1701: automatic, date 1702: manual wind 1703: manual wind, date 1709, 1767, 1806: automatic, day, date 1789: automatic, date, 24h display 1813: manual wind, day, date Related calibers AS 1538, AS 1539, AS 1580, AS 1581, AS 1593, AS 1611, AS 1615, AS 1624, AS 1626, AS 1628, AS 1636, AS 1641, AS 1664, AS 1665, AS 1680, AS 1681, AS 1700, AS 1701, AS 1702, AS 1703, AS 1709, AS 1767, AS 1788, AS 1789, AS 1806, AS 1813 |
| Is COSC certified | No |
Timegrapher
Beat rate
18,000 bph
Frequency
2.5 Hz
Lift angle
52 degrees
Reference: healthy amplitude ≈ 270–315° fully wound (>200° at 24 h); beat error ideally < 0.5 ms.
Technical Details
| Lignes Dimensions | 11.5 ‴ |
|---|---|
| Dimensions | 26 mm |
| Height | 5.2 mm |
| Further Measures | Mounting Diameter (Dm): 25.6mm Stem height (T): 2.0mm Mounting Height (F): 1.2mm |
| Power Reserve | 41 hours |
| Frequency | 18,000 vph |
| Jewels | 30 |
| Lift Angle | 52 degrees |
Complications and Specifications
| Shape | Round |
|---|---|
| Complications |
|
| Shock Protection | Incabloc |
| Regulator Type | Pinned Regulator (or Index Regulator) |
| Movement Type | Automatic |
| Rotor Type | Central Rotor |
| Escapement Type | Swiss Lever |
| Control Type | Balance Wheel |
| Winding Type | Automatic (Rotor-Driven) |
| Setting Type | Stem Set (Crown Pull) |
Additional Information
| Hand Sizes | 1.50 x 0.90 x 0.21mm |
|---|---|
| Hand Count | 3 |
| Country Of Manufacture | Switzerland |
| Notes | Remarks: detached manual wind early fixed, later mobile stud carrier (cf. AS 1701) differences not known between 1700, 1788 Other data: balance staff: U2450 / U3140 balance with/without screws stem: W2541 (0.9mm), W3098 (1.2mm) mainspring / battery: Zf675, 1.20 x 9.5 x 0.10 x 315mm balance staff ronda: 5212 (10,5) balance staff ronda: 4267 (10,5-11,5) balance staff ronda: 4973 (10,5-11,5) stem ronda: 1162 (11,5) Mainspring: 1.200 x 10.000 x 0.105 x 340.000 mm Ranfft mentioned about this caliber: There are variants with this quantity of jewels 17, 21, 25, 30 |
| Signature | 1-3) ca. 1960: AS 1700, Z, 110, Pierce, Swiss, 25 Jewels; Super-Shock-Resist (AS 1700 / Pierce 110) 4-6) ca. 1965: 8541, Alpina, 572, Swiss Made, 25 Jewels; Incabloc (AS 1700 / Alpina 572) |
Compatible Parts
1474 other caliber(s) share compatible parts with this caliber.
132 compatible part(s) available — Supporter feature.
Metadata
| Created At | Sep 15, 2023 |
|---|---|
| Updated At | May 26, 2026, 4:43:58 AM |
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