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3648 products

Sold outSEIKO 315A01SN01 Sapphire Crystal SAPM002J - 8J41-0010
SEIKO 315PA9JB0A Hardlex Crystal SBSA259 - 4R36-16D0
SEIKO 315W22GN00 Hardlex Crystal SPV016J0 - 7A48-7030
SEIKO 315W20GN00 Hardlex Crystal SAA025J1 - 7A38-7050
SEIKO 315PA1JN01 Hardlex Crystal SBSA001 - 4R36-07G0
Sold outSEIKO 320A02SN02 Sapphire Crystal SKK541P1 - 7N32-0CV0
Sold outSEIKO 320A03LN03 Hardlex Crystal PRS359P1 - V501-0A50
SEIKO 320A03SN02 Sapphire Crystal SRK015J1 - 6G28-00C0
SEIKO 320A10JB0B Hardlex Crystal SKK285J1 - 7N32-0AW0
SEIKO 320A06JR02 Hardlex Crystal SGE180J1 - 7N42-0A10
Sold outSEIKO 320A04JN02 Hardlex Crystal SRL003P1 - 6G34-00B0
Sold outSEIKO 320A03JN02 Hardlex Crystal 5Y66-0AB0
SEIKO 320A50LZ0A Hardlex Crystal SCXV005 - 7N29-6E70
SEIKO 320A17HN01 Hardlex Crystal SARB027 - 6R15-00V0
SEIKO 320AA0JN02 Hardlex Crystal SNE885P9 - V157-0AY0
SEIKO 320A23HN01 Hardlex Crystal SRPG03J1 - 4R35-05A0
SEIKO 320AB2JN02 Hardlex Crystal FBRV302 - 7T94-0AD0
SEIKO 320AB6SN02 Sapphire Crystal SKP353P1 - 7N39-0BT0
SEIKO 320AC4JN02 Hardlex Crystal FBZT989 - 7N01-0HK0
Sold outSEIKO 320AC6JN02 Hardlex Crystal FBSD955 - V157-0BR0
SEIKO 320P01HN03 Hardlex Crystal SJC018J1 - 6M15-0010
SEIKO 320P02JN02 Hardlex Crystal SKA472P9 - 5M62-0CJ0
SEIKO 320P02HN02 Hardlex Crystal SZEK001 - 5M63-0AJ0
SEIKO 320P02SG0A Sapphire Crystal SSJ005J1 - 3X22-0AC0
SEIKO 320P02SN03 Sapphire Crystal SRP101J1 - 4R35-00D0
Sold outSEIKO 320P02SN02 Sapphire Crystal SRN007J1 - 5M54-0AB0
Sold outSEIKO 320P03HN02 Hardlex Crystal SKA366P9 - 5M62-0BJ0
SEIKO 320P02SF0A Sapphire Crystal SNDA89J1 - 7T92-0KM0
SEIKO 320P03S20A Sapphire Crystal SARX069 - 6R35-00J0
SEIKO 320P03LN03 Hardlex Crystal V732-0040
SEIKO 320P06SN02 Sapphire Crystal SDW379P1 - 7T32-6F20
Sold outSEIKO 320P03SN02 Sapphire Crystal SNAB23J1 - 7T62-0HB0
SEIKO 320P03SN03 Sapphire Crystal SMA159P1 - 5J22-0D70
SEIKO 320P10HR03 Hardlex Crystal SDWC41P1 - 7T32-7E50
SEIKO 320P20HB0B Hardlex Crystal FRNA998 - 7T92-0HF0
SEIKO 320P24HB0B Hardlex Crystal SNA079J1 - 7T62-0AX0
SEIKO 320P20LN03 Hardlex Crystal P108-0AA0
SEIKO 320P24HC0A Hardlex Crystal SNA083J1 - 7T62-0AX0
SEIKO 320P20HB0C Hardlex Crystal FRNA999 - 7T92-0HF0
Sold outSEIKO 320P20HN02 Hardlex Crystal SMA219J1 - 5J22-0AF0
SEIKO 320P30LB0A Hardlex Crystal 320P30LB0A
Sold outSEIKO 320P29JN01 Hardlex Crystal SNM027P9 - 7S35-00A0
SEIKO 320P24HC0B Hardlex Crystal SNA087J1 - 7T62-0AX0
SEIKO 320P32SB0A Sapphire Crystal SAGJ011 - 7J21-0AC0
SEIKO 320P35SN02 Sapphire Crystal SARB001 - 6R15-00D0
SEIKO 320P39SB0A Sapphire Crystal SARN001 - 4S36-00A0
SEIKO 320P4AJC0B Hardlex Crystal 320P4AJC0B
SEIKO 320P45SN02 Sapphire Crystal SILAS001Y - NE15-0020

Genuine Seiko Watch Parts and Components

WatchPlaza is your independent source for genuine Seiko watch parts, covering an extensive range of components for current models, older calibres and discontinued references.

Browse Seiko Parts by CategoryMovements - Calibres and movement components → Dials - Wijzerplaten for a wide range of models → Hands - Hour, minute and second hands → Crystals - Mineral and sapphire crystals → Straps and Bracelets - Original Seiko bands and bracelets → Bezels and Chapter Rings - Inserts and rings → Cases and Case Backs - Complete cases and case backs → Crowns and Stems - Crowns, stems and related components → Clasps and Buckles - Deployant clasps, buckles and links → Gaskets and Seals - Water resistance components → Small Parts - Spring bars, pins, screws, batteries and case pins

 


The Most Comprehensive Range of Seiko Parts Available

Seiko is one of the most widely serviced watch brands in the world, and for good reason. The brand's commitment to in-house manufacturing means that genuine parts are available for an exceptionally broad range of models and calibres, spanning decades of production. At WatchPlaza, we stock genuine Seiko replacement components for current production models as well as a significant range of older and vintage references, including parts that are no longer available through mainstream distribution channels.

Whether you are carrying out a routine service, restoring a vintage piece, or sourcing a specific component for a calibre no longer in production, our catalogue is one of the most comprehensive available from an independent retailer.


Parts for Every Seiko Calibre

Seiko has produced dozens of in-house calibres across quartz, automatic, solar and Spring Drive technologies. Many of these movements have remained in production for years or decades, making genuine parts widely available for servicing. Well-known calibres such as the NH35, NH36, 7S26, 6R15, 6R35, 4R36 and the older 7009 and 7002 series are all represented in our catalogue, with components ranging from complete movements to individual stems, crowns and gaskets.

For each part in our catalogue, compatibility information is listed by model number, case number and calibre reference, allowing you to identify the correct component before ordering.


What We Stock

Our Seiko parts catalogue covers the full range of components needed for servicing, restoration and customisation.

Movements and Movement Parts

Complete movements and individual calibre components, including rotors, setting levers, keyless works and technical parts for a wide range of Seiko automatic and quartz calibres.

Dials and Hands

Original Seiko dials and hand sets for current and older models. Hands are listed by calibre compatibility and include hour, minute and second hands across a wide range of finishes and specifications.

Crystals

Mineral and sapphire crystals for Seiko models across the Prospex, Presage, Seiko 5 and vintage ranges. Crystals are listed with dimensions and model compatibility.

Cases, Case Backs and Bezels

Complete watch cases, case backs, bezel inserts and chapter rings. These components are listed with full model and calibre compatibility information to ensure correct fitment.

Crowns, Stems and Keyless Works

Original Seiko crowns and stems for current and older calibres. Correct crown and stem matching is critical for water resistance and movement function, and our listings include full calibre references.

Straps, Bracelets, Clasps and Links

Original Seiko straps and metal bracelets, together with individual links, clasps, deployant buckles and end pieces. Listed by lug width and model reference.

Gaskets and Seals

Case back gaskets, crown gaskets and crystal gaskets for a wide range of Seiko models. Essential components for maintaining water resistance after a service or case opening.

Small Parts

Spring bars, case pins, screws, pins and batteries. These components are stocked for a wide range of current and older Seiko references.


Discontinued and Hard-to-Find Seiko Parts

One of WatchPlaza's key strengths is our stock of discontinued Seiko parts, covering components that are no longer available through standard distribution. As Seiko continues to develop new models and retire older ones, sourcing parts for vintage and out-of-production references becomes increasingly difficult.

We maintain an active archive of discontinued components, including parts for calibres and models that have been out of production for many years. If you are restoring a vintage Seiko or servicing a model with limited parts availability, our catalogue is a reliable first stop.

If the specific part you need is not listed, contact us directly. In many cases we are able to source components through our supply network, though availability and lead times vary.


For Watch Enthusiasts and Professional Watchmakers

Our catalogue serves both professional watchmakers carrying out full service work and watch enthusiasts maintaining or restoring their own pieces. Product pages include compatibility information, dimensions and specifications to support accurate part identification before ordering.

Professional installation by a qualified watchmaker is recommended for movement components, gaskets, crystals and any parts that affect water resistance or timekeeping function.


About Genuine Seiko Parts

Genuine Seiko replacement parts are manufactured to the same specifications as the original components installed at production. Using genuine parts helps maintain the intended fit, function and reliability of the watch, and is particularly important for components that affect water resistance, timekeeping accuracy or movement integrity.

WatchPlaza stocks genuine Seiko parts sourced through established supply channels. If you have questions about the compatibility or specifications of a specific part, feel free to contact us before ordering.


Shop Seiko Parts by Calibre

Find parts for your specific Seiko movement. Our catalogue includes components for the following calibres, among others:

4R34 / NH34 - 4R35 / NH35 - 4R36 / NH36 - 5M62 - 5M82 - 6R15 / NE15 - 6R20 / NE20 - 6R35 / NE35 - 6R54 / NE54 - 7C46 - 7D46 - 7D48 - 7D56 - 7L22 - 7S26 / NH26 - 7S36 - 7T32 - 7T34 - 7T62 - 7T82 - 8L35 - V157 - NH38 - 7009 - 7002 - 6309 - 5606 - 7548 - V158 - H851 

Searching by calibre reference on our site will return all available components listed for that movement.


Shop Seiko Parts by Model

Looking for parts for a specific Seiko model? Our compatibility listings cover a wide range of references, including:

SKX007 - SKX009 - SKX013 - SKX - SKZ - SNZF17 - SNZH - SRP777 - SRP - SRPB - SRPD - SPB - SBDC - SARB - Alpinist - Presage Cocktail Time - Prospex Save The Ocean - King Seiko - SRPD51 - SRPD55 - SRP779 - SNK809 - SNXS77 - SRP641 - SBDC001 - SLA021 - SARB033 - SARB065 - 6105-8110 - 7002-7000

Part pages include model compatibility information to help you identify the correct component for your reference.

 


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Seiko Watches - Browse current Seiko timepieces → Seiko Brand - About Seiko as a brand → All Watch Parts - Parts for other brands and calibres