SELLITA SW400-1 – Automatic Swiss Watch Movement for Oversized Watches

Name: SELLITA SW400-1 – Automatic Swiss Watch Movement for Oversized Watches
Brand: Sellita
SKU: SELLITASW400
Price: 225.00 CHF
Availability: InStock

SKU: SELLITASW400

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$255

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Every part is authentic. Sourced from authorized dealers.

Automatic watch movement Sellita SW400-1. Sellita Cal. SW400 has a spacer around the SW200 main plate, allowing a wider and larger date for watches over 40 mm.

Brand: Sellita
Family: Sellita SW200
Height: 4.67 mm
Jewels: 26
Reserve: 38 hours
Frequency: 28,800 A/h
Winding: Central Rotor Automatic Winding
Diameter: 31.00 mm (13.25 ligne)
Complications: Date, Hacking Seconds, Quick Date Correction
Hands: Central Hour Hand, Central Minute Hand, Central Seconds Hand, Date Window at 3:00

The movement is marked with the SELLITA logo, SW 400-1 | DM15/B164. The oscillating weight is marked 26 TWENTY-SIX JEWELS | SWISS MADE.

The movement works well and is keeping a pretty accurate time. As for any other vintage or unused movement, a basic revision is recommended.

The article is for sale AS IS – any other parts that are not mentioned in the description , or not showing in the photos, are not included with this movement.

All the movements in our offers are original service or replacement parts meant to be used by professionals for watch servicing. The movements are handled and stored in different boxes or containers, operations that may affect their accuracy. These movements are supposed to be cleaned, oiled, timed or adjusted by a professional before fully corresponding to the manufacturer specifications.

Professional grading scale for movements, cases, dials, crowns, crystals, straps, buckles, and steel bracelets.

Component Mint (A++) Excellent (A) Good (B) Fair (C) Poor (D)

⚙️ Watch Movements NOS / freshly serviced or factory new, flawless bridges, no marks. Clean, functional, minor handling marks, no rust. Running, may need service, visible wear on plates, keeps correct time. Runs erratically, low amplitude, some corrosion or prior non-pro repair. Non-running, broken parts, heavy rust, only suitable for parts.

📦 Watch Cases Unpolished, sharp edges, original finishing, no dings or wear marks. Light hairlines, unpolished or light professional polish, case shape crisp. Moderate wear, minor dings, polished previously but thickness remains. Visible dents, over-polished, light pitting, possible aftermarket parts. Heavy corrosion, deep pitting, stripped threads, bent or missing parts.

🎯 Watch Dials Perfect finish, no flaws, luminous intact, printing razor-sharp, NOS. Very light patina, all markers present, original, visually appealing. Uniform patina, minor edge wear, faint marks, printing fully legible. Visible scratches, flaking near edges, possible touched-up markers. Severe damage: missing indices, large paint loss, illegible printing.

👑 Watch Crowns Original signed, sharp logo, smooth winding, gasket fresh, water-ready. Light microscratches, logo clear, functions perfectly, seals effective. Plating wear on edges, logo slightly faded, threads engage well. Worn knurling, aftermarket, some corrosion, threads stiff. Severe corrosion, broken stem interface, non-functional, salvage only.

💎 Watch Crystals Flawless, no scratches or chips, OEM crystal, perfect clarity. Micro-scratches only visible under loupe, no chips or cracks. Superficial hairline scratches, can be polished, no structural issues. Visible scratches, small edge chip, clarity reduced. Cracked, shattered, heavily crazed, missing chunks, must be replaced.

🔗 Watch Straps Unworn, original buckle, leather supple, stitching perfect, no stains. Lightly worn, minimal flex marks, stitching intact, clean. Moderate wear, edge wear visible, usable but shows age. Cracking leather, loose stitching, stretched holes, cosmetic flaws. Broken, torn, extreme stiffness, non-functional, replacement needed.

🪢 Buckles (Tang/Deployant) NOS finish, logo crisp, perfect closure, joints like new. Minor surface wear, logo fully visible, mechanism smooth. Visible scratches, light plating wear, clasp secures properly. Heavy wear, logo faded, minor rust, function slightly affected. Broken hinge, severe corrosion, cannot hold strap, unserviceable.

⛓️ Steel Bracelets Unworn, full links, protective stickers, perfect articulation, no stretch. Minor hairlines on clasp, very light stretch, original finish preserved. Moderate stretch, light scratches, clasp locks securely. Noticeable stretch, deep scratches, weak clasp closure. Excessive stretch, broken links, clasp broken, unsafe for wear.

⚖️ Grading based on industry standards: Mint = as new / NOS · Excellent = light wear · Good = honest wear · Fair = functional with flaws · Poor = needs restoration

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Component	Mint (A++)	Excellent (A)	Good (B)	Fair (C)	Poor (D)
⚙️ Watch Movements	NOS / freshly serviced or factory new, flawless bridges, no marks.	Clean, functional, minor handling marks, no rust.	Running, may need service, visible wear on plates, keeps correct time.	Runs erratically, low amplitude, some corrosion or prior non-pro repair.	Non-running, broken parts, heavy rust, only suitable for parts.
📦 Watch Cases	Unpolished, sharp edges, original finishing, no dings or wear marks.	Light hairlines, unpolished or light professional polish, case shape crisp.	Moderate wear, minor dings, polished previously but thickness remains.	Visible dents, over-polished, light pitting, possible aftermarket parts.	Heavy corrosion, deep pitting, stripped threads, bent or missing parts.
🎯 Watch Dials	Perfect finish, no flaws, luminous intact, printing razor-sharp, NOS.	Very light patina, all markers present, original, visually appealing.	Uniform patina, minor edge wear, faint marks, printing fully legible.	Visible scratches, flaking near edges, possible touched-up markers.	Severe damage: missing indices, large paint loss, illegible printing.
👑 Watch Crowns	Original signed, sharp logo, smooth winding, gasket fresh, water-ready.	Light microscratches, logo clear, functions perfectly, seals effective.	Plating wear on edges, logo slightly faded, threads engage well.	Worn knurling, aftermarket, some corrosion, threads stiff.	Severe corrosion, broken stem interface, non-functional, salvage only.
💎 Watch Crystals	Flawless, no scratches or chips, OEM crystal, perfect clarity.	Micro-scratches only visible under loupe, no chips or cracks.	Superficial hairline scratches, can be polished, no structural issues.	Visible scratches, small edge chip, clarity reduced.	Cracked, shattered, heavily crazed, missing chunks, must be replaced.
🔗 Watch Straps	Unworn, original buckle, leather supple, stitching perfect, no stains.	Lightly worn, minimal flex marks, stitching intact, clean.	Moderate wear, edge wear visible, usable but shows age.	Cracking leather, loose stitching, stretched holes, cosmetic flaws.	Broken, torn, extreme stiffness, non-functional, replacement needed.
🪢 Buckles (Tang/Deployant)	NOS finish, logo crisp, perfect closure, joints like new.	Minor surface wear, logo fully visible, mechanism smooth.	Visible scratches, light plating wear, clasp secures properly.	Heavy wear, logo faded, minor rust, function slightly affected.	Broken hinge, severe corrosion, cannot hold strap, unserviceable.
⛓️ Steel Bracelets	Unworn, full links, protective stickers, perfect articulation, no stretch.	Minor hairlines on clasp, very light stretch, original finish preserved.	Moderate stretch, light scratches, clasp locks securely.	Noticeable stretch, deep scratches, weak clasp closure.	Excessive stretch, broken links, clasp broken, unsafe for wear.

SELLITA SW400-1 – Automatic Swiss Watch Movement for Oversized Watches

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