---
description: Genuine Seiko NH05/NH06 setting lever for compact automatic movement. Keyless works component restores smooth crown function. Japanese quality.
title: SEIKO (SII) NH05/NH06 Setting Lever - Sofly
image: https://www.soflypart.com/wp-content/uploads/2019/05/NH05LD.jpg
---
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- **SEIKO (SII) NH05/NH06 Setting Lever**
[](https://www.soflypart.com/wp-content/uploads/2019/05/NH05LD.jpg)
# SEIKO (SII) NH05/NH06 Setting Lever
$1.00
You Saved
| Brand | Choose an option SEIKO- 
Clear |
| --- | --- |
### Discount
| Quantity | Discount (%) | Price |
| --- | --- | --- |
| 1 - 2 | — | $1.00 |
| 3 - 4 | 5% | $0.95 |
| 5 - 9 | 7% | $0.93 |
| 10 - 14 | 10% | $0.90 |
| 15+ | 15% | $0.85 |
### Discount
| Quantity | Discount (%) | Price |
| --- | --- | --- |
| 1 - 2 | — | $1.00 |
| 3 - 4 | 5% | $0.95 |
| 5 - 9 | 7% | $0.93 |
| 10 - 14 | 10% | $0.90 |
| 15+ | 15% | $0.85 |
SEIKO (SII) NH05/NH06 Setting Lever quantity
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## Product Description
The **SEIKO (SII) NH05/NH06 Setting Lever** is a genuine Japanese-made component for these compact automatic movements. As a critical part of the keyless works mechanism, the setting lever controls the sliding pinion, enabling smooth and reliable switching between **winding, date-setting, and time-setting** positions when the crown is operated. This brand new original part is essential for watchmakers restoring proper crown function when the original setting lever becomes worn or damaged.
## Features & Function
- **Genuine Seiko/SII part** – authentic Japanese-made component for NH05 and NH06 movements
- **Keyless works component** – controls the sliding pinion for reliable mode switching
- **NH0 family compatibility** – designed for the compact 7¾”’ NH05 (date) and NH06 (day-date) calibers
- **Direct replacement** – drop-in replacement for worn or damaged setting levers
## Specifications
- **Compatible Movements**: Seiko NH05 (date), NH06 (day-date)
- **Movement Family**: NH0 Series
- **Movement Size**: 7¾”’ (approx. 17.5mm)
- **Movement Height**: 5.92mm
- **Jewels**: 21
- **Frequency**: 21,600 vph (3 Hz)
- **Power Reserve**: >40 hours
- **Hand Sizes**: Hour: 0.65mm / Minute: 1.10mm / Seconds: 0.20mm
- **Crown Positions**: Normal (manual winding), 1st click (date/day setting), 2nd click (time setting)
- **Origin**: Japan
## Applications
- **Service and overhaul** – replacing worn or damaged setting levers in NH05/NH06 movements
- **Keyless works repair** – resolving issues with crown position switching or improper engagement
- **Crown function restoration** – ensuring smooth winding, date-setting, and time-setting operation
- Suitable for **professional watchmakers** and **experienced repair technicians**
## FAQs
**1. Is this a genuine Seiko/SII part?**
Yes, this is a **genuine Seiko (SII/TMI) factory part** made in Japan. The NH05 and NH06 are manufactured by Seiko Instruments Inc. (SII) and distributed by Time Module Inc. (TMI) .
**2. Which movements is this setting lever compatible with?**
This setting lever is designed for **Seiko NH05 and NH06** movements. The NH05 features a date display, while the NH06 adds a day-date complication, but both share the same keyless works architecture .
**3. What are the signs that the setting lever needs replacement?**
Common signs include **difficulty switching crown positions**, **the stem feeling stuck or loose**, **failure to engage winding/setting functions properly**, or **visible wear/damage** during inspection. A qualified watchmaker can diagnose these issues.
## Why Choose SOFLY Watch Parts?
- Fast worldwide shipping within 3 business days.
- Competitive pricing on Seiko/Hattori calibers.
- 3,000+ watch movements and parts in stock.
- Trusted by watchmakers worldwide.
- Personalized sourcing support via **info@soflypart.com** or WhatsApp **+86 18620212114**.
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This brand new original part is essential for watchmakers restoring proper crown function when the original setting lever becomes worn or damaged. Features & Function Genuine Seiko/SII part\u00a0\u2013 authentic Japanese-made component for NH05 and NH06 movements Keyless works component\u00a0\u2013 controls the sliding pinion for reliable mode switching NH0 family compatibility\u00a0\u2013 designed for the compact 7\u00be''' NH05 (date) and NH06 (day-date) calibers Direct replacement\u00a0\u2013 drop-in replacement for worn or damaged setting levers Specifications Compatible Movements: Seiko NH05 (date), NH06 (day-date)\u00a0 Movement Family: NH0 Series Movement Size: 7\u00be''' (approx. 17.5mm)\u00a0 Movement Height: 5.92mm\u00a0 Jewels: 21\u00a0 Frequency: 21,600 vph (3 Hz) Power Reserve: >40 hours Hand Sizes: Hour: 0.65mm / Minute: 1.10mm / Seconds: 0.20mm\u00a0 Crown Positions: Normal (manual winding), 1st click (date/day setting), 2nd click (time setting) Origin: Japan Applications Service and overhaul\u00a0\u2013 replacing worn or damaged setting levers in NH05/NH06 movements Keyless works repair\u00a0\u2013 resolving issues with crown position switching or improper engagement Crown function restoration\u00a0\u2013 ensuring smooth winding, date-setting, and time-setting operation Suitable for\u00a0professional watchmakers\u00a0and\u00a0experienced repair technicians FAQs 1. 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Features & Function Genuine Seiko/SII part\u00a0\u2013 authentic Japanese-made component for NH05 and NH06 movements Keyless works component\u00a0\u2013 controls the sliding pinion for reliable mode switching NH0 family compatibility\u00a0\u2013 designed for the compact 7\u00be''' NH05 (date) and NH06 (day-date) calibers Direct replacement\u00a0\u2013 drop-in replacement for worn or damaged setting levers Specifications Compatible Movements: Seiko NH05 (date), NH06 (day-date)\u00a0 Movement Family: NH0 Series Movement Size: 7\u00be''' (approx. 17.5mm)\u00a0 Movement Height: 5.92mm\u00a0 Jewels: 21\u00a0 Frequency: 21,600 vph (3 Hz) Power Reserve: >40 hours Hand Sizes: Hour: 0.65mm / Minute: 1.10mm / Seconds: 0.20mm\u00a0 Crown Positions: Normal (manual winding), 1st click (date/day setting), 2nd click (time setting) Origin: Japan Applications Service and overhaul\u00a0\u2013 replacing worn or damaged setting levers in NH05/NH06 movements Keyless works repair\u00a0\u2013 resolving issues with crown position switching or improper engagement Crown function restoration\u00a0\u2013 ensuring smooth winding, date-setting, and time-setting operation Suitable for\u00a0professional watchmakers\u00a0and\u00a0experienced repair technicians FAQs 1. 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