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Watch Parts - Watch Plaza

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SEIKO 280X13HN03 Hardlex Crystal SLL073P1 - 8F32-0160
SEIKO 280XA0JN02 Hardlex Crystal SMA231P1 - 5J22-0AG0
SEIKO 285N13HV02 Hardlex Crystal CMXX78J0 - 7750-700H
SEIKO 285N21SN01 Sapphire Crystal SBQ060J1 - 5P39-8000
SEIKO 285P08HR02 Hardlex Crystal SBVW0011 - 5M42-0E30
SEIKO 285P08SR02 Sapphire Crystal SMA139P1 - 5J22-0C90
Sold outSEIKO 285PA1JN02 Hardlex Crystal SNZD65J1 - 7S36-02B0
SEIKO 285V09GCSF Hardlex Crystal 5206-6090
Sold outSEIKO 285W14GN00 Hardlex Crystal SBFM001 - 5H23-7D40
Sold outSEIKO 285W16GN00 Hardlex Crystal SWJL010 - 8123-7090
SEIKO 285W22GM02 Hardlex Crystal SDR157J0 - 6319-7030
SEIKO 285W22GN00 Hardlex Crystal SDR163J0 - 6319-6060
Sold outSEIKO 285W24GN00 Hardlex Crystal SAA035J1 - 7A38-7090
Sold outSEIKO 285W30HK01 Hardlex Crystal S23206J0 - 7A34-7010
Sold outSEIKO 285W32SV02 Sapphire Crystal LCME010 - 5A54-011B
Sold outSEIKO 285W32SV04 Sapphire Crystal LCME018 - 5A54-0230
SEIKO 285W36SR01 Sapphire Crystal SBKV005 - 5T32-7A10
Sold outSEIKO 285W47HN00 Hardlex Crystal WFY039P1 - 7123-7050
Sold outSEIKO 285W49KA00 Hardlex Crystal 7121-7000
Sold outSEIKO 285W49KN00 Hardlex Crystal PGV031 - 7121-7000
Sold outSEIKO 285W55LN00 Hardlex Crystal 7123-7080
SEIKO 285W57HA00 Hardlex Crystal 7121-7010
SEIKO 285W57HN00 Hardlex Crystal WFY359P1 - 7123-7150
Sold outSEIKO 285W91HN01 Hardlex Crystal SBAD001 - 8T23-8020
SEIKO 285W99HR01 Hardlex Crystal SBH220J1 - 5H23-8170
SEIKO 285WC1JM01 Hardlex Crystal SDG190J1 - 5Y39-7B10
SEIKO 285WC1JM02 Hardlex Crystal SDG192J1 - 5Y39-7B1A
SEIKO 290A02JN02 Hardlex Crystal WFS135J1 - 2620-0070
SEIKO 290A02LN03 Hardlex Crystal V33F-7A50
SEIKO 290A02SN01 Sapphire Crystal 5E31-7A30
SEIKO 290A02SN02 Sapphire Crystal WHD072J1 - 5932-8000
SEIKO 290A03JB0A Hardlex Crystal SKP333P9 - 7N39-0BP0
SEIKO 290A03J50A Hardlex Crystal SFS199J1 - 7N01-8020
SEIKO 290A03JN02 Hardlex Crystal WFS135J1 - 2620-0070
SEIKO 290A03JN03 Hardlex Crystal 7T32-7C90
SEIKO 290A03LN03 Hardlex Crystal 7N01-8011
Sold outSEIKO 290A03SD0A Sapphire Crystal SSVS001 - V175-0AC0
SEIKO 290A03SN02 Sapphire Crystal SKA081P1 - 5M62-0B80
SEIKO 290A04JN02 Hardlex Crystal SKY703P1 - 5Y89-0BA0
SEIKO 290A10LN02 Hardlex Crystal RWF067P1 - N945-7B00
SEIKO 290A11JN02 Hardlex Crystal SJE022J0 - 4S15-8000
SEIKO 290A11SN02 Sapphire Crystal SKK316P1 - 7N32-0AZ0
SEIKO 290A11LN03 Hardlex Crystal V700-7A10
SEIKO 290A12JN02 Hardlex Crystal FBNL997 - 7N32-0BK0
SEIKO 290A15JN02 Hardlex Crystal SKS277P9 - V657-0A20
Sold outSEIKO 290A19SN01 Sapphire Crystal GCAY9951 - 4S79-0020
SEIKO 290A21LN03 Hardlex Crystal RZQ007P1 - V083-8010
SEIKO 290A31JN02 Hardlex Crystal SKY721P1 - 5Y89-0BB0

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.