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Premium Parts (Gen-Spec)

Premium Parts (Gen-Spec)

Welcome to the pinnacle of watch modding and restoration. Our Premium Gen-Spec Parts collection is meticulously curated for professional watchsmiths, dedicated restorers, and advanced custom builders who refuse to compromise on quality.

Engineered to exact factory tolerances, every component in this collection meets the highest horological standards. From authentic 904L aerospace-grade stainless steel bracelets and platinum-coated ceramic bezels to true GMT automatic movements (like the VR3186) and Swiss BGW9 Super-LumiNova dials. Whether you are executing a flawless premium custom build or breathing life into a classic timepiece, these are the definitive upgrade parts that guarantee a perfect, gap-free fitment and uncompromising performance.

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17 products

Premium sterile two-tone GMT watch case with black and gold ceramic bezel for custom builds
Premium Gen-Spec Two-Tone GMT Watch Case with Ceramic Bezel & Cyclops Sale price$159.88
Synchronized BGW9 ice blue luminous glow from the custom dial markers and ceramic bezel pip
Premium Custom SUB Dial & Ceramic Bezel Insert Set with Blue Lume (Fits 3135) Sale price$188.00
Color
vintage-style-two-tone-jubilee-bracelet-datejust-replacement-wath band
Premium Vintage-Style Two-Tone Jubilee Bracelet for Classic Datejust (13mm/17mm/20mm) Sale price$60.00
Color
Premium Gen-Spec oscillating weight rotor screw axle for 3135 and 1570 automatic watch calibers
Premium Oscillating Weight Rotor Screw for 3135, 3035, 1570, 2235, 2135 Calibers Sale price$29.98
Color
Gen-Spec ceramic bezel insert perfectly installed on a premium heavy-duty diver watch case
Premium Gen-Spec Ceramic Bezel Insert for SEA 116660 / 126660 / 126600 Builds Sale price$159.80
Color
Intense ice-blue glow from Swiss BGW9 Super-LumiNova on 126610 Submariner replacement hands
Premium Gen-Spec Submariner Watch Hands Set for 126610 (Fits 3235 Movement) Sale price$58.88
Color
Side profile showcasing the correct gen-spec hand stack pinion on the VR3186 movement
Premium VR3186 Automatic GMT Movement with Blue Balance for 116710 Builds (Shanghai Factory) Sale price$129.80
Color
Save $30.00Shanghai 3285 movement back view detailing the rotor and high-beat balance wheel architecture
Real 72 hour power shanghai 3285 GMT master automatic mechanical movement blue balance wheel Men watch 4 hand VR3285 for 126710 Sale price$149.80 Regular price$179.80
Color
On saleFront view of premium fully brushed 904L steel replacement bracelet 20mm for 116610 diver watch
Premium 904L Stainless Steel Bracelet (20mm) for Sub 116610 Builds Sale priceFrom $29.00 Regular price$29.90
On saleFront view of premium fully brushed 904L steel replacement bracelet 21mm for 126610 diver watch
Premium 904L Stainless Steel Bracelet (21mm) for Sub 126610 Builds Sale priceFrom $29.00 Regular price$29.90
Close up of premium yellow gold tone polished center links on 904L stainless steel two-tone watch band
Best Two-Tone 904L VSteel Bracelet for Sub 116613 / 126613 (20mm/21mm) Sale priceFrom $49.90
On salePremium Two-Tone 904L Steel Bracelet for Sub 116613 / 126613 (20mm/21mm)
Premium Two-Tone 904L Steel Bracelet for Sub 116613 / 126613 (20mm/21mm) Sale priceFrom $19.90 Regular price$29.90
Save $40.00Premium 904L Stainless Steel Jubilee Bracelet (21mm) for Datejust 41 126334
Premium 904L Stainless Steel Jubilee Bracelet (21mm) for Datejust 41 126334 Sale price$259.00 Regular price$299.00
Color
Save $40.00Premium 904L stainless steel 5-link Jubilee watch bracelet 21mm for GMT 116710 / 126710
Premium 904L Stainless Steel Jubilee Bracelet (20mm) for GMT 116710 / 126710 Sale price$159.00 Regular price$199.00
Color
Premium 904L stainless steel 3-link Oyster style watch bracelet 21mm for GMT 116710 / 126710
Premium 904L Stainless Steel 3-Link Bracelet (20mm) for GMT 116710 / 126710 Sale price$159.00
Color
Front view of 904L stainless steel 3-link watch bracelet 21mm for Datejust 41
Premium 904L Stainless Steel 3-Link Bracelet (21mm) for RLX Datejust 41 Sale price$159.00
Color
Front view of premium 904L stainless steel 5-link Jubilee watch bracelet 21mm for Datejust 41
Premium 904L Stainless Steel Jubilee Bracelet (21mm) for RLX Datejust 41 126334 Sale price$159.00
Color

The Ultimate Source for Premium Gen-Spec Watch Parts

Whether you are a professional watchsmith conducting a vintage restoration or a passionate modder executing a premium custom build, sourcing the right components is everything. Our collection of Gen-Spec watch parts is engineered to exact factory tolerances, ensuring that every piece integrates flawlessly into your project. We bridge the gap between aftermarket availability and uncompromising horological quality.

Comprehensive Components for High-End Builds

Building a masterpiece requires precision from the inside out. Our extensive catalog covers every aspect of advanced watchmaking:

  • Premium Watch Cases: Milled to exact dimensions, our aftermarket cases provide a robust and watertight foundation for your automatic movements, featuring flawless threading and finishing.
  • Dials & Watch Hands: Experience superior legibility with our custom dials and replacement hands sets. Applied with Swiss BGW9 and C3 Super-LumiNova, they deliver a vibrant and long-lasting night glow.
  • 904L Steel Bracelets: Upgrade your wrist presence with our aerospace-grade 904L stainless steel bands. Featuring solid end links (SEL), fully brushed or polished finishes, and advanced micro-adjustment clasps for ultimate comfort.
  • Ceramic Bezels & Inserts: Our high-tech ceramic bezel inserts are highly resistant to scratches and fading, featuring deep-engraved numerals and platinum-toned coatings for that authentic, luxurious aesthetic.
  • Reliable Automatic Movements: We supply highly sought-after mechanical calibers (including VR3186, 3135, and 2836 architectures) equipped with anti-magnetic balance springs and true GMT functionalities, ready to power your custom timepiece.

Exact Tolerances and Seamless Integration

Forget about the frustration of mismatched parts or loose fitments. Our Gen-Spec modding parts are manufactured using advanced CNC machining to ensure seamless integration. From the exact pinion hole sizes of our watch hands to the precise dial feet placement for specific movements, every component is rigorously tested for compatibility and performance. Elevate your custom watch building experience with parts designed for absolute perfection.

Free delivery worldwide

Fully tracked and securely packaged from our studio directly to your door.

30-Day Money-Back Guarantee

Shop your bespoke timepiece with absolute confidence. Hassle-free returns.

Top-Notch Expert Support

Dedicated horology advice. We're here to assist with your builds and orders.

100% Secure Payments

Checkout safely using industry-leading encrypted gateways.