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Watch Parts - Watch Plaza

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SEIKO 240P05HN03 Hardlex Crystal SRJ126J0 - 2A32-0070
Sold outSEIKO 240P06HZ03 Hardlex Crystal STBW007 - 3M22-0A10
SEIKO 240P16JB0B Hardlex Crystal SBYA017 - 5J22-0C70
SEIKO 240PA1SN02 Sapphire Crystal SRKZ71J1 - 6G28-00E0
Sold outSEIKO 240W08JU01 Hardlex Crystal SXL799J1 - 5Y95-6060
SEIKO 240W14LN01 Hardlex Crystal SXA001J1 - 7N83-6A20
SEIKO 240W19HN01 Hardlex Crystal SBC048J1 - 5P30-6030
SEIKO 240W58LU01 Hardlex Crystal PHE197P0 - V322-6370
SEIKO 245N02GN00 Hardlex Crystal 9020-6050
SEIKO 245N02LN01 Hardlex Crystal STE682J1 - 2C20-0410
SEIKO 245N05HN00 Hardlex Crystal 7430-0030
SEIKO 245N09HN00 Hardlex Crystal 2C20-0410
SEIKO 245P05HN03 Hardlex Crystal SRJ048J1 - 2A32-0030
SEIKO 245W01HN00 Hardlex Crystal 2A32-0030
SEIKO 245W02GN00 Hardlex Crystal SPH046J1 - 6539-6000
SEIKO 245W14JN01 Hardlex Crystal SEG002P1 - 5Y81-6000
SEIKO 245W18JK01 Hardlex Crystal SEG038J1 - 5Y81-6010
Sold outSEIKO 245W18JU01 Hardlex Crystal SEG043J1 - 5Y81-6020
SEIKO 245W21HN01 Hardlex Crystal SDG132J1 - 5Y39-6A90
Sold outSEIKO 245W21JN01 Hardlex Crystal SDG134J1 - 5Y39-6B00
Sold outSEIKO 250A02SN02 Sapphire Crystal SCRW029 - 5E21-6D40
Sold outSEIKO 250A03SN02 Sapphire Crystal SSVB071 - 5Y89-0AR0
Sold outSEIKO 250A20HN01 Hardlex Crystal SRZ553P1 - 7N01-0KX0
SEIKO 250A27JN02 Hardlex Crystal SUP381J1 - V115-0CT0
Sold outSEIKO 250A29JN02 Hardlex Crystal SKY701P1 - 5Y19-0AA0
Sold outSEIKO 250A50LB0A Hardlex Crystal RXB011P1 - V729-6A90
SEIKO 250AA1SN02 Sapphire Crystal SUR609J8 - 6N01-00V0
SEIKO 250AA4HN02 Hardlex Crystal SXDG25J1 - 7N82-0JE0
SEIKO 250N11HN00 Hardlex Crystal 250N11HN00
Sold outSEIKO 250N19JK01 Hardlex Crystal SZKR990 - 7424-6000
SEIKO 250N52JM01 Hardlex Crystal SBT002J1 - 5P29-6A10
SEIKO 250P01HN03 Hardlex Crystal SNJY01B - 2C21-0110
SEIKO 250P01LN03 Hardlex Crystal 4227-00J0
Sold outSEIKO 250P01SN02 Sapphire Crystal CAF002J1 - 5L14-6009
SEIKO 250P02HN02 Hardlex Crystal PY5017X1 - AS01-X005
Sold outSEIKO 250P02LN03 Hardlex Crystal SUR645P1 - 6N22-00E0
Sold outSEIKO 250P02S20A Sapphire Crystal SCRG007 - 8N21-6000
SEIKO 250P02SB0A Sapphire Crystal SXDF49P1 - 7N82-0HR0
SEIKO 250P02SN02 Sapphire Crystal SAGN001 - 4S15-00A0
Sold outSEIKO 250P02SN03 Sapphire Crystal SCBQ001 - 5P31-6130
SEIKO 250P03HN03 Hardlex Crystal SAKD009 - 6F34-6040
SEIKO 250P04HN03 Hardlex Crystal SXD291P1 - 7N82-6E20
Sold outSEIKO 250P23H20A Hardlex Crystal SBBC063 - 7N35-6120
SEIKO 250P52SR02 Sapphire Crystal STVA001 - 5J22-0A80
SEIKO 250P56HN02 Hardlex Crystal SXD413P1 - 7N82-0AP0
SEIKO 250PA1JN02 Hardlex Crystal SUR410J8 - 6N22-00M0
SEIKO 250PA2HN02 Hardlex Crystal FANQ100 - V33J-0AL0
SEIKO 250PA3JN02 Hardlex Crystal SRE021J8 - 2R06-00B0

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.