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SEIKO 300P38SB0A Sapphire Crystal SATC003 - 7T62-0A40
SEIKO 300P37HN02 Hardlex Crystal FANQ019 - V33J-0030
Sold outSEIKO 300P34SB0A Sapphire Crystal SCVN001 - 4S15-7040
SEIKO 300P30LN03 Hardlex Crystal SNA027P1 - 7T62-0AH0
SEIKO 300P30HN02 Hardlex Crystal SGE791P1 - 7N42-0BB0
SEIKO 300P29HN02 Hardlex Crystal SCFF005 - 4S12-0010
SEIKO 300P28LN03 Hardlex Crystal V743-9A40
SEIKO 300P28J20C Hardlex Crystal SNXE11K1 - 7S26-01A0
SEIKO 300P28J20A Hardlex Crystal SNXE13K1 - 7S26-01A0
SEIKO 300P28HN03 Hardlex Crystal SKA073P1 - 5M62-0B70
SEIKO 300P28HN02 Hardlex Crystal 5M62-0BF0
SEIKO 300P28HB0A Hardlex Crystal 7T62-0AA0
SEIKO 300P22JR02 Hardlex Crystal SKH377J1 - 5M42-0F20
SEIKO 300P20SR02 Sapphire Crystal SBVA001 - 5J22-0A70
SEIKO 300P20LN02 Hardlex Crystal 7T11-0AJ0
SEIKO 300P20JR02 Hardlex Crystal SKH365J1 - 5M42-0E70
SEIKO 300P20HN02 Hardlex Crystal SGEA85P1 - 7N42-0BT0
SEIKO 300P18LZ0C Hardlex Crystal PUG002P1 - Y911-0A60
SEIKO 300P18LR03 Hardlex Crystal PXD607P1 - 7N32-0S40
SEIKO 300P18HR03 Hardlex Crystal SDWE13P1 - 7T32-6L50
Sold outSEIKO 300P14SB0A Sapphire Crystal 300P14SB0A
SEIKO 300P14SB02 Sapphire Crystal SBDW009 - 5M65-0A40
SEIKO 300P12SN03 Sapphire Crystal SJQ017P1 - 7N47-9A00
Sold outSEIKO 300P10SC01 Sapphire Crystal 9F83-9A20
SEIKO 300P08SB02 Sapphire Crystal SBBW005 - 5M23-6A20
Sold outSEIKO 300P05SB01 Sapphire Crystal 8N65-9000
SEIKO 300P05LN03 Hardlex Crystal WFY203J1 - 7123-8340
SEIKO 300P04HN03 Hardlex Crystal SRP289J1 - 4R36-01D0
SEIKO 300P04LN03 Hardlex Crystal 7N32-0M90
SEIKO 300P04HN02 Hardlex Crystal 5J32-0AF0
SEIKO 300P04HD0A Hardlex Crystal SNA275P9 - 7T62-0CE0
Sold outSEIKO 300P04HB0A Hardlex Crystal SKJ291P1 - 5M43-0F30
SEIKO 300P03TNC3 Mineral Crystal SCFT001 - 5M22-6C20
SEIKO 300P03TN03 Mineral Crystal 7T32-7E90
SEIKO 300P03LN03 Hardlex Crystal SKA141P1 - 5M42-0L60
SEIKO 300P03LN02 Hardlex Crystal 7T32-0AC0
SEIKO 300P03LF0A Hardlex Crystal PXH243X1 - VX42-X066
SEIKO 300P03L80A Hardlex Crystal SKS171P1 - V657-9089
SEIKO 300P03JN03 Hardlex Crystal 7N42-9070
SEIKO 300P03HN03 Hardlex Crystal 5M42-0L60
SEIKO 300P03HN02 Hardlex Crystal 5M62-0BA0
SEIKO 300P02SN05 Sapphire Crystal 7N43-8240
SEIKO 300P02SN03 Sapphire Crystal SRP899J1 - 4R36-03C0
SEIKO 300P02SN02 Sapphire Crystal SNG077J1 - 5J32-0AV0
SEIKO 300P02SK0A Sapphire Crystal SNDW15P1 - 7T92-0RP0
Sold outSEIKO 300P02LN03 Hardlex Crystal SJC040J1 - 6M15-9010
SEIKO 300P02LN02 Hardlex Crystal
(0.0)
Sold outSEIKO 300P02L20A Hardlex Crystal SGF707P1 - 7N43-9060

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