Calibre catalogue / Hand-wound / 28D6A

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28D6A fitting drawing (PDF)
Dimensions, stem height and hand fitting. Keyed to the base calibre, so sibling references share this drawing. Supplied for casing and fitting purposes only.
Hand-wound
28D6A Hand-wound mechanical movement
2 Series
28D6A has the following listed functions: Centre seconds · Skeletonised. Its documented specifications are 27.4 mm diameter; 4.73 mm height; 20 jewels; 21,600 vph (3 Hz); 42 h power reserve; finish colour: White.
- —Centre seconds
- —Skeletonised
| Specification | |
|---|---|
| Size | 27.4 mm (1.079 in) |
| Height | 4.73 mm (0.186 in) |
| Jewels | 20 |
| Frequency | 21,600 vph (3 Hz) |
| Power reserve | 42 h |
| Finish colour | White |
Check dimensions against the fitting drawing before tooling a case.
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How to order
Prices on request. Samples available. Made to order, approximately 8–10 weeks. Finishing by Memorigin optional.
Same base calibre
Variants


2189A
Automatic
Day-date · Centre seconds · Automatic
27.4 mm · 4.73 mm · 42 h


218AA
Hand-wound
Centre seconds
27.4 mm · 4.73 mm · 42 h


2600A
Hand-wound
Skeletonised and engraved · Centre seconds
27.4 mm · 4.73 mm · 42 h


2620A
Hand-wound
Skeletonised and engraved · Centre seconds
27.4 mm · 4.73 mm · 42 h


2624A
Hand-wound
Centre seconds · Engraved
27.4 mm · 4.73 mm · 42 h


2690B
Hand-wound
Small seconds · Skeletonised and engraved
27.4 mm · 4.73 mm · 42 h
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