The Timemore Chestnut S3 is a flagship manual coffee grinder engineered for specialty coffee lovers who demand exceptional grind consistency, ultra-fine adjustment, and premium build quality. Featuring a full-metal unibody design, patented S2C890 steel burrs, and a precision 0.015mm external adjustment dial, the S3 delivers café-level performance for espresso and filter brewing.
Designed for both home baristas and travelling brewers, the Timemore Chestnut S3 combines cutting-edge engineering with thoughtful ergonomics, making it a true all-round hand grinder for modern coffee preparation.
The Chestnut S3 is designed to perform consistently across the full grind spectrum.
S2C890 Spike-to-Cut Steel Burrs
Beans are first spiked, then cut, reducing fines and improving particle uniformity for cleaner, sweeter cups.
0.015mm External Precision Adjustment
Lens-style external dial enables micro-adjustments without disassembly, ideal for espresso dialling.
High-Precision Custom Bearings
20% increase in precision and 100% improvement in dimensional stability for perfectly centred burr alignment.
Suitable for espresso, Moka pot, AeroPress, pour-over (V60, Chemex), and French press.
All-Metal Unibody Construction
High-grade aluminium alloy body with stainless steel internals. No structural plastic.
Patented Foldable Spring-Assisted Handle
Folds flush against the body to prevent tipping and improve portability.
Ergonomic Grip
Comfortable cylindrical shape for stable grinding.
High-Capacity Bean Chamber
Holds 25–30g of coffee, perfect for large brews or double espresso.
Built to feel solid, smooth, and reliable for years of daily use.
Home baristas who brew espresso and filter
Specialty coffee enthusiasts chasing flavour clarity
Travellers and outdoor brewers
Anyone wanting flagship-level manual grinding without an electric grinder
| Feature | Specification |
|---|---|
| Burr Type | S2C890 Spike-to-Cut |
| Burr Material | Hardened Stainless Steel |
| Adjustment System | External Dial |
| Adjustment Resolution | 0.015mm per click |
| Body Material | Aluminium Alloy |
| Capacity | 25–30g |
| Weight | Approx. 450g |
| Dimensions | 147 × 50mm |
| Handle Length | 160mm |
| Grind Range | Espresso to French Press |
| Colours Available | Black, Green |
1 × Timemore Chestnut S3 Manual Coffee Grinder
1 × Cleaning Brush
1 × Storage Bag
Many hand grinders excel at either filter or espresso, but rarely both. The Timemore Chestnut S3 bridges this gap by combining the sweetness and clarity of S2C890 burr geometry with ultra-fine external adjustment and superior burr alignment.
The result is a true flagship manual coffee grinder capable of delivering consistent, repeatable results across every brew method.
Yes. The 0.015mm micro-adjustment dial allows extremely fine control, making it suitable for dialling in specialty espresso with precision.
Absolutely. The grinder covers the full range from fine espresso to coarse French press and cold brew.
The S3 features upgraded S2C890 burrs, external adjustment, higher-precision bearings, and a foldable handle. It is positioned as a premium, flagship upgrade.
The handle is patented, spring-assisted, and foldable, staying flush against the body for storage and travel.
Yes. Its compact cylindrical design and foldable handle make it ideal for backpacks and suitcases.
Approximately 25–30g of whole beans.
Yes. Regular brushing is sufficient to maintain performance. Deep disassembly is not required for routine cleaning.
Yes. The high-precision bearings and burr geometry handle light roasts effectively.
Yes. Despite its advanced performance, the external dial makes adjustment intuitive.