Chestnut C3S Manual Coffee Grinder TIMEMORE - Precise AllMetal Hand

Our review of the Chestnut C3S Manual Coffee Grinder finds it best suited for single-cup brewers and travelers who want a durable, precise hand grinder without bulky weight. The single biggest reason to buy is the combination of an allmetal aluminum alloy body and TIMEMORE's patented S2C steel burr, which together deliver a consistently uniform grind across a wide range of settings. It feels substantial in the hand, grinds smoothly thanks to a dualbearing design, and is compact enough to carry for daily use or short trips.

Key Features

• Allmetal construction: The aluminum alloy body with no plastic inside improves longevity and gives a solid, premium feel during use.
• Patented S2C steel burr: The S2C burr produces a consistent particle size that helps extract cleaner flavor from espresso to French press.
• Dualbearing design: Bearings stabilize the shaft for a smoother grind and more uniform coffee powder.
• Stepless grind adjustment: The stepless mechanism lets you dial in micro adjustments for different brewing methods without click steps.
• Compact capacity: At about 25 grams capacity and roughly 530 g weight, it is easy to hold and portable while making one or two cups.
• Easy maintenance: The grinder is intended to be cleaned with the supplied brush rather than water, simplifying upkeep.

Who It's For

The Chestnut C3S is ideal for coffee enthusiasts who value build quality and grind consistency in a portable package, especially those who prepare single cups, pour over, or espresso at home or while traveling. Its stepless adjustment and S2C burr suit people who like to finetune grind size and extraction.

It is less suited for households that need large batch grinding for multiple servings at once or users who prefer an electric grinder for speed. Also, anyone expecting a totally silent or ultralight vacation grinder should consider alternatives.

Pros & Cons

Pros

• Consistent grind quality from the patented S2C steel burr for better extraction.
• Robust allmetal build provides a premium, durable feel and fewer plastic parts to wear.
• Compact and portable size makes it practical for single cups and travel.
• Stepless grind adjustment allows precise tuning for espresso to French press.

Cons

• Capacity is limited to about 25 grams, so it is not optimized for larger batch needs.
• Cleaning requires dry brushing only; it is not intended to be washed with water which may bother some users.

Specifications

Brand	TIMEMORE
Model	Chestnut C3S Manual Coffee Grinder
Burr type	Patented S2C stainless steel conical burr
Body material	Allmetal aluminum alloy (no plastic inside)
Capacity	Approximately 25 grams
Size / weight	52 mm diameter; around 530 g
Adjustment	Stepless grind setting

Our Verdict

The Chestnut C3S is a wellbuilt manual grinder that delivers reliable, uniform grinds thanks to its S2C steel burr and dualbearing design, making it a smart choice for singlecup brewers and travelers who want control and durability. Its compact capacity and allmetal construction make it good value for people who prioritize grind quality over large batch convenience.

Frequently Asked Questions

Can this grinder handle espresso?
Yes, the stepless adjustment and S2C burr allow you to reach the fine settings needed for espresso with consistent results.

How do you clean the grinder?
Cleaning is done with the supplied brush; the manufacturer advises against using water to wash internal parts.

Is it suitable for travel?
Yes, its compact 52 mm size and roughly 530 g weight make it practical to carry for short trips and daily commuting.