Which is cheaper, the Hemel HFT20 or the Seiko 5KX?

At MSRP the Seiko 5KX is the cheaper of the two at $350, against $450 for the Hemel HFT20 — a $100 gap before any retailer discounting.

Which is bigger, the Hemel HFT20 or the Seiko 5KX?

The Seiko 5KX wears larger at 42.5mm versus 42mm for the Hemel HFT20 — a 0.5mm difference across the dial.

Which has better water resistance, the Hemel HFT20 or the Seiko 5KX?

The Hemel HFT20 is rated to 100m versus 10m for the Seiko 5KX.

Which has a longer power reserve, the Hemel HFT20 or the Seiko 5KX?

The Seiko 5KX carries a 41-hour power reserve against 40 hours on the Hemel HFT20.

What movement does the Hemel HFT20 run compared to the Seiko 5KX?

The Hemel HFT20 runs a quartz caliber (Seiko VK64), while the Seiko 5KX runs a automatic (4R36).

Side by side

Hemel HFT20vsSeiko 5KX

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

The bottom line

Movement is the cleanest split: the HFT20 runs a quartz caliber (Seiko VK64), the 5KX a automatic (4R36).

What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Hemel HFT20

The Hemel HFT20 Chronograph is praised for its legible matte black dial, sapphire crystal, and the satisfying sweep of its chronograph hand, powered by the Seiko VK64 meca-quartz movement. Reviewers note its convenient wearability, with a 42mm case that wears well due to its 49mm lug-to-lug measurement, and a comfortable, well-made leather strap. However, its 16mm thickness is considered slightly more than ideal for the movement, and the chronograph minutes sub-dial does not precisely jump. Overall, reviewers find the Hemel HFT20 to be an accessible and modern interpretation of vintage designs, offering good value at $449.

A Blog to Watch·2

Seiko 5KX

Owners widely praise the Seiko 5 Sports SKX series for its strong lume and comfortable wearability, with many noting its compact feel due to a short lug-to-lug length. The NH36 movement's accuracy varies, with typical performance between +/-5 to 10 seconds per day, though some report better. A lack of screw-down crown and ISO certification are noted drawbacks for its water resistance. Some owners find the bracelet to be of cheaper construction with hollow links, and a few have reported quality control issues. The consensus is that the Seiko 5 Sports SKX series offers good value for its price, appealing to those who appreciate its tool-like nature and iconic lineage.

Where to get them