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Seiko 2E20-6899
The Seiko 2E20-6899 watch movement features a day and date display, sweep seconds, and a calendar function. It operates without a second hand and has a beat rate of 21,600 vibrations per hour. Additionally, it has 17 jewels for improved accuracy and reliability.
The Seiko 2E20-6899 features the following functions:
- Calendar
- Sweep Seconds
- Without Second Hand
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
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Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
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Incabloc Part Listing
| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) |
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KIF Part Listing
| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) |
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Documents
Parts Listing
| Part Description | Reference # | Alternate | Buy |
|---|---|---|---|
| CLICK & SPRING COMBO | 434/139 | 434/ES 54B | Buy part |
| ESCAPE WHEEL | 705/ES 95 | 705/ES 95 | Buy part |
| FOURTH WHEEL, SS HT 5.70 | 227/874 | Buy part | |
| HOUR WHEEL, DOUBLE HT 1.70 | X/8061 | Buy part | |
| HOUR WHEEL, SS HT 1.70 DOUBLE | 255/778 | Buy part | |
| STAFF, SHOCK | 100/2812 | Buy part | |
| STAFF, SHOCK | 723/1263 | Buy part | |
| STEM, TAP 10 | 200/1811F | ES 5500 STEM | Buy part |
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