SEIKO (SII) NH05/NH06 Date Indicator Finger

SEIKO (SII) NH05/NH06 Date Indicator Finger

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Product Description

The SEIKO (SII) NH05/NH06 Date Indicator Finger is a genuine Japanese-made component for these compact automatic movements. As a key part of the calendar mechanism, the date indicator finger engages with the date wheel to advance the date display at midnight, ensuring accurate and reliable date changes. This brand new original part is essential for watchmakers restoring proper calendar function when the original component becomes worn or damaged.

Features & Function

  • Genuine Seiko/SII part – authentic Japanese-made component for NH05 and NH06 movements

  • Calendar mechanism component – advances the date display for accurate calendar function

  • NH0 family compatibility – designed for the compact 7¾”’ NH05 (date) and NH06 (day-date) calibers

  • Direct replacement – drop-in replacement for worn or damaged date indicator fingers

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

  • Crown Positions: Normal (manual winding), 1st click (date/day setting), 2nd click (time setting)

  • Origin: Japan

Applications

  • Service and overhaul – replacing worn or damaged date indicator fingers in NH05/NH06 movements

  • Calendar function restoration – resolving issues with date not advancing correctly

  • 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 date indicator finger compatible with?

This date indicator finger 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 basic calendar mechanism architecture.

3. Where is the date indicator finger located?

According to the NH05/NH06 technical guide, the date indicator finger is mounted under the date indicator maintaining plate, where it engages with the date wheel to advance the date display. The date indicator maintaining plate is the component that holds the date indicator finger in position.

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 [email protected] or WhatsApp +86 18620212114.

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