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Sold outSEIKO 155N05GC00 Hardlex Crystal 155N05GC00
Sold outSEIKO 155N05GC Hardlex Crystal 155N05GC
Sold outSEIKO 155N00JM01 Hardlex Crystal 1N00-0B30
SEIKO 155AA0JN02 Hardlex Crystal SUJ706P9 - 1N00-0GM0
SEIKO 155A20LN03 Hardlex Crystal REG30AX9 - 1N00-X009
SEIKO 155A18JN02 Hardlex Crystal SUJD57P1 - 1N00-0LR0
SEIKO 155A17JN02 Hardlex Crystal SUJB35J1 - 1N00-0JN0
SEIKO 155A10JZ0A Hardlex Crystal SXJN67P1 - 1N00-1C50
Sold outSEIKO 155A02LN03 Hardlex Crystal 1N01-0BE0
Sold outSEIKO 155A02JN03 Hardlex Crystal V401-0250
Sold outSEIKO 155A02JN02 Hardlex Crystal SYL074J1 - 1F20-0A30
Sold outSEIKO 155A02J30A Hardlex Crystal SXJ189J1 - 1N00-0B30
Sold outSEIKO 155A02J20A Hardlex Crystal SWX005P1 - V400-0358
Sold outSEIKO 150W50GN00 Hardlex Crystal PED166J1 - Y580-0059
SEIKO 150W09JN01 Hardlex Crystal 150W09JN01
SEIKO 150W09JM01 Hardlex Crystal SXN061P1 - 4N00-0051
SEIKO 150W02JN01 Hardlex Crystal SWKX002 - 1F21-0A20
SEIKO 150N63LN01 Hardlex Crystal 150N63LN01
SEIKO 150N57JN01 Hardlex Crystal 150N57JN01
SEIKO 150N53JN00 Hardlex Crystal 150N53JN00
SEIKO 150N51LN00 Hardlex Crystal PRYB19X - V400-X202
SEIKO 150N26HJ01 Hardlex Crystal CZZ074J1 - 1E50-0109
Sold outSEIKO 150N24SN01 Sapphire Crystal 150N24SN01
SEIKO 150AA0JN02 Hardlex Crystal FADX986 - 1N01-0JH0
SEIKO 150A58JN02 Hardlex Crystal SUJB86P1 - 1N00-0JV0
SEIKO 150A58JB0A Hardlex Crystal SUJB89P1 - 1N00-0JW0
Sold outSEIKO 150A20SN02 Sapphire Crystal SSQR005 - V111-0CF0
SEIKO 150A18JN02 Hardlex Crystal SUJ620P9 - 1N00-0FZ0
SEIKO 150A11JN03 Hardlex Crystal SWFX058 - 1F20-0110
SEIKO 150A11JN02 Hardlex Crystal 150A11JN02
SEIKO 150A02LN03 Hardlex Crystal SXG869P1 - 1N01-0J20
SEIKO 150A02L20A Hardlex Crystal PPG893P1 - V810-1100
SEIKO 150A02JN03 Hardlex Crystal 150A02JN03
SEIKO 150A02JN02 Hardlex Crystal SXUB82J1 - 1400-1190
SEIKO 150A02JB0A Hardlex Crystal SUJ521P1 - 1N00-0ER0
SEIKO 150A02J20A Hardlex Crystal SXF251J1 - V401-0500
Sold outSEIKO 140N51SV01 Sapphire Crystal CZZ810J1 - 1E50-0A49
Sold outSEIKO 140N50LN01 Hardlex Crystal 140N50LN01
SEIKO 140N49SN01 Sapphire Crystal CZZ814J1 - 1E50-0A39
Sold outSEIKO 140N47SK01 Sapphire Crystal SZY890J1 - 1E20-0A60
SEIKO 140N45LN01 Hardlex Crystal PGF173P1 - V232-0080
Sold outSEIKO 140N45LM01 Hardlex Crystal PGF775P1 - V232-0670
SEIKO 140N39LN00 Hardlex Crystal 140N39LN00
SEIKO 140N37JN00 Hardlex Crystal 140N37JN00
Sold outSEIKO 140N37HN00 Hardlex Crystal 140N37HN00
Sold outSEIKO 140N20GN00 Hardlex Crystal 140N20GN00
SEIKO 140N16GN00 Hardlex Crystal 140N16GN00
Sold outSEIKO 140N14GC0F Hardlex Crystal 140N14GC0F

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