FOR SEIKO (SII) NH36 NH36A AUTOMATIC WATCH MOVEMENT DAY DATE CROWN @4 WHITE NEW

This listing is for one (1) brand new, genuine Japanese Seiko (SII) NH36 / NH36A automatic movement in silver. This is a high-quality 24-jewel movement featuring a day/date display at the 4 o’clock position, complete with a winding stem and an English/Spanish day wheel. It’s an excellent replacement for a damaged or worn movement and is designed to match Seiko’s original specifications for accuracy and reliability.

Before purchasing:
Please remove the old movement from your watch and check the stem position. Make sure the winding stem sits between the two numbers on the dial, as shown in the listing photos. If the stem is positioned directly at the 3 o’clock mark, you’ll need the version listed for 3 o’clock instead.

Technical details:

• 12 Ligne = 26 mm
• Height: 5.32 mm
• Height with cannon pinion: 7.55 mm
• Outside diameter: 27.4 mm
• Casing diameter (with dial spacer): 29.36 mm
• Hand hole sizes (H/M/S): 150 / 89 / 21
• Day/Date at 4 o’clock
• Self-winding mechanism with ball bearing
• 21,600 vibrations per hour
• Includes winding stem

You’ll receive one (1) complete, brand new Seiko NH36/NH36A movement. Photos show both the front and back views of the movement.

Note: This item cannot be returned or exchanged. Please double-check your watch model and read the full description before buying.

Before purchasing:
Please review our measurement guide (found below or in the listing photos) to help confirm you’re ordering the correct part. The guide explains how to measure the lug width, check your model number, and verify compatibility. Even watches that look similar may differ slightly in size or year, so checking first will help avoid any issues. If you’re unsure, feel free to contact us — we’re always happy to help.

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We sell only genuine and high-quality replacement watch parts. Your satisfaction is guaranteed or your money back. With over 50 years in the watch parts industry and more than 20 years of online sales experience, you can buy with confidence from a trusted U.S. seller. Visit our store for a wide selection of other Seiko parts and watch components.