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Watch Parts - Watch Plaza

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3739 products

SEIKO 280P03SD0A Sapphire Crystal SNDZ40P1 - 7T92-0JV0
Sold outSEIKO 280P03LN03 Hardlex Crystal 7009-3250
Sold outSEIKO 280P03LN02 Hardlex Crystal 7S36-01C0
SEIKO 280P03LB0C Hardlex Crystal SNE009P1 - V145-0AD0
Sold outSEIKO 280P03J20A Hardlex Crystal SLC031P1 - 7N32-0059
SEIKO 280P03L50A Hardlex Crystal SKXZF8K1 - 7S26-3250
Sold outSEIKO 280P03HN03 Hardlex Crystal 4S15-7020
Sold outSEIKO 280P03HN02 Hardlex Crystal 7N43-0AC0
Sold outSEIKO 280P03HE0B Hardlex Crystal FBRZ999 - 7L22-0AX0
Sold outSEIKO 280P02SN05 Sapphire Crystal 7N42-7140
SEIKO 280P02SN03 Sapphire Crystal SRP873J1 - 4R35-00J0
SEIKO 280P02SN02 Sapphire Crystal SCDP026 - 7N01-0BD0
SEIKO 280P02SD0B Sapphire Crystal SRW895P1 - 7T11-0BC0
SEIKO 280P02S20A Sapphire Crystal SCDW00M - 5E32-0020
SEIKO 280P02LN03 Hardlex Crystal SBJ053J1 - H601-8010
SEIKO 280P02LN02 Hardlex Crystal 7S26-02V0
SEIKO 280P02JN03 Hardlex Crystal 5J22-0B50
SEIKO 280P02HN03 Hardlex Crystal 7N01-0AL0
SEIKO 280P02HN02 Hardlex Crystal 280P02HN02
SEIKO 280P01SN05 Sapphire Crystal SGF603P1 - 7N43-7170
Sold outSEIKO 280P01SN02 Sapphire Crystal CMUY73J1 - 7759-8009
Sold outSEIKO 280P01SB02 Sapphire Crystal SADB003 - 5J21-0A30
SEIKO 280P01LN03 Hardlex Crystal 7009-7040
Sold outSEIKO 280P01LN02 Hardlex Crystal SNKC93J1 - 7S26-02R0
SEIKO 280P01HN03 Hardlex Crystal 8M25-6179
SEIKO 280N60LU01 Hardlex Crystal PHF095P1 - V329-6150
SEIKO 280N60LK01 Hardlex Crystal PHE166P0 - V322-7020
SEIKO 280N58LM01 Hardlex Crystal V342-7000
SEIKO 280N54LN01 Hardlex Crystal V320-7010
SEIKO 280N41JN00 Hardlex Crystal 2K01-0010
SEIKO 280N41JE10 Hardlex Crystal SMR491J1 - 7430-7030
SEIKO 280N37LN00 Hardlex Crystal 8620-0010
SEIKO 280N31HN00 Hardlex Crystal 2620-0150
SEIKO 280N30JM01 Hardlex Crystal SDF278J1 - 5Y39-6050
SEIKO 280N27KN00 Hardlex Crystal 2620-0060
SEIKO 280N27HN00 Hardlex Crystal 280N27HN00
SEIKO 280N26JM01 Hardlex Crystal SDF090J0 - 5Y39-6010
SEIKO 280N25SN00 Sapphire Crystal 5930-7010
SEIKO 280N25JN00 Hardlex Crystal 280N25JN00
SEIKO 280N25HN00 Hardlex Crystal 5931-7040
SEIKO 280N24JV01 Hardlex Crystal SDC162J1 - 5Y30-5160
SEIKO 280N16GN00 Hardlex Crystal V300-7000
SEIKO 280N10JM01 Hardlex Crystal SDC443P1 - 5Y30-7000
SEIKO 280N10GN00 Hardlex Crystal 3421-0080
Sold outSEIKO 280N06SM02 Sapphire Crystal CAV004J0 - 5E20-6A29
SEIKO 280N06SM01 Sapphire Crystal CPLY84J1 - 9550-6009
SEIKO 280N04GN00 Hardlex Crystal 9921-7000
SEIKO 280N02GN00 Hardlex Crystal 6020-7000

Genuine Watch Parts & Components for Seiko, Citizen, and More – Available at WatchPlaza

Welcome to WatchPlaza, your trusted source for authentic replacement watch parts for Seiko, Citizen, and other leading watch brands. Whether you're a professional watchmaker, a collector, or a DIY enthusiast, you'll find a vast and carefully curated selection of genuine parts to repair, restore your watch with confidence.

🔧 What You'll Find in Our Watch Parts Collection

We stock thousands of new and original spare parts, with a primary focus on Seiko watches. Our catalog includes both modern and vintage components for a wide range of models, including mechanical, automatic, and quartz timepieces.

You can shop the following categories:

  • Dials – Classic, modern, diver-style, and limited edition watch dials

  • Bezels & Lunettes – Including complete bezel assemblies and bezel inserts

  • Hands (Pointers) – Hour, minute, and second hands in various designs and lume types

  • Chapter Rings & Dial Rings – For precise alignment and aesthetic enhancement

  • Watch Cases – Complete case sets or individual case components

  • Crowns & Stems – For setting time and winding the movement

  • Crystals – Flat, domed, or curved glass in sapphire, Hardlex, or mineral

  • Movements – Complete calibers and individual components (e.g., rotors, bridges, wheels)

  • Shrouds / Case Protectors – Often used in diver or sports models

  • Click Springs & Ratchets – Key parts for rotating bezels and mechanical functions

  • Gaskets / O-Rings – Ensure water resistance and case sealing

  • Pins & Spring Bars – To attach straps or bracelets securely

  • Screws, Pushers, Battery Covers – Small but essential components for fine repairs

  • Watch Straps & Bracelets – Leather, rubber, steel, and titanium options

We’re continuously adding new stock, so be sure to check back often for updates.


🧭 Understanding Watch Parts: The Anatomy of a Timepiece

Every wristwatch, no matter how simple or advanced, consists of multiple interdependent components. Here's a breakdown of the most essential ones:

1. Movement / Caliber

The movement is the internal engine of the watch, responsible for keeping accurate time and powering additional features. Movements may be:

  • Quartz – Battery-powered and extremely accurate

  • Mechanical – Powered by a mainspring and regulated by a balance wheel

  • Automatic – Self-winding via the wearer's motion

  • Spring Drive (Seiko) – A unique hybrid combining quartz regulation with mechanical power

2. Dial (Watch Face)

The dial shows the time and often includes:

  • Hour markers, subdials, and date windows

  • Decorative elements such as sunburst finishes, textures, or applied indices

3. Hands

Available in various shapes and finishes (sword, dauphine, baton, etc.), watch hands indicate the time and can reflect the design era or type (diver, dress, pilot).

4. Case

The case protects the movement and other internal components. Materials vary from:

  • Stainless steel

  • Titanium

  • Ceramic

  • Plastic or resin (in sport watches)

5. Crystal

The transparent cover that protects the dial. Options include:

  • Hardlex – A hardened mineral crystal developed by Seiko

  • Sapphire – Extremely scratch-resistant

  • Acrylic – Lightweight and shatter-resistant

6. Crown

Located on the side of the case, the crown allows users to wind the watch, set the time, and, in some models, adjust complications.

7. Case Back & Gaskets

Often screwed or snapped on, the case back includes gaskets to ensure water resistance. Transparent case backs reveal the movement in display models.

8. Straps / Bracelets

Connect the watch to your wrist. Common materials include:

  • Leather (smooth, crocodile, suede)

  • Stainless steel (Oyster, Jubilee, mesh)

  • Rubber or silicone (ideal for sports and diving)

  • NATO and Zulu (durable, military-style options)


🕰️ Most Essential Watch Parts for Functionality

While all parts are important, the following are particularly crucial for a functioning, wearable watch:

  • Movement / Caliber – The heart of the watch

  • Dial & Hands – For time display and aesthetic identity

  • Crystal – Protects the dial and hands

  • Crown – For manual control of time and date

  • Case – The housing that secures everything

  • Strap or Bracelet – Keeps the watch on your wrist


📦 Where to Buy Watch Parts

1. Online Retailers

Reputable sites like WatchPlaza.com specialize in brand-specific watch parts. We offer a secure shopping experience, fast worldwide shipping, and verified original parts.

2. Watchmakers & Repair Shops

Watch repair professionals often have access to rare or discontinued parts, especially for vintage models.

3. Authorized Brand Service Centers

If you own a luxury or high-end model, always go through the brand's authorized service center to preserve authenticity and warranty.

4. Auction Platforms (with caution)

Websites like eBay may offer rare components, but always verify the seller’s reputation and part authenticity.

5. Salvage or Vintage Markets

Useful for finding hard-to-source or discontinued components, but be wary of quality and condition. 


🔍 What You Can Get at WatchPlaza

At WatchPlaza.com, we focus heavily on Seiko parts, offering everything from:

  • 6R15, 4R35, NH35, NE15 movements

  • SARB, SKX, Sumo, Turtle, Samurai and other iconic model components

  • Bezel inserts, chapter rings, crown tubes, movement spacers, and more

We also stock:

  • Citizen parts, including Eco-Drive movements, dials, crystals, and crowns

  • Select parts for Breil, Pulsar, Lorus, Diesel, Fossil, Armani, Casio, Burberry, DKNY, Zodiac, Michael Kors, Guess, and others


📩 Can’t Find What You’re Looking For?

If a specific part is not listed, feel free to contact us directly with a product request. Our team will do its best to locate or suggest a suitable alternative from our extensive inventory.