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Seiko 7N33-6A3A
The Seiko 7N33-6A3A is a quartz chronograph watch movement with 15 jewels. Developed in the early 1980s, it was primarily used in Seiko's Sports 100 line of chronograph watches. The movement is constructed entirely of metal, with no plastic parts, contributing to its durability and repairability. It features a rotary step switch for precise regulation of accuracy. The 7A28A offers a variety of functions, including a chronograph, analog display, sweep seconds, and a set of central and subdial indicators for hours, minutes, chronograph seconds, small seconds, and 30 minutes chronograph.
The Seiko 7N33-6A3A features the following functions:
- 30 minutes chronograph subdial at 9:00
- 5/100 seconds chronograph subdial at 3:00
- Analog Display
- Central chronograph seconds hand
- Central hours
- Central minutes
- Chronograph Movement
- Quartz Movement
- Small seconds subdial at 6:00
- Sweep Seconds
Balance Staff Listing
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Mainspring Listing
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Incabloc Part Listing
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KIF Part Listing
| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) |
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Documents
Parts Listing
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