Side by side

Hemel HFT20vsSeiko Prospex Sea

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

HFT20
HemelHFT20
MSRP $450
Prospex Sea
SeikoProspex Sea
MSRP $1,500
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.

Seiko Prospex Sea

Seiko Prospex Sea owners and reviewers praise its Marinemaster-style aesthetic, excellent case finishing, and impressive LumiBrite lume. The watch is powered by the 6R15 movement with a 50-hour power reserve and comes with both a steel bracelet and a silicone strap. Some owners find the Seiko Prospex Sea to be a great value and a suitable first "proper" watch, while others report it is uncomfortably big, thick, and heavy on smaller wrists. Reviewers note the GMT function is secondary with a less prominent scale, and the bezel's quieter clicks may not appeal to all. On balance, owners and reviewers rate the Seiko Prospex Sea highly for its classic design and finishing at its price point.

At a glance

14 of 29 specs differ
Diameter
HFT2042mm
Prospex Sea43.5mm
Power Reserve
HFT2040h
Prospex Sea70h
Water Resistance
HFT20100m
Prospex Sea200m
MSRP
HFT20$450
Prospex Sea$1,500

Full specifications

Case

7 specs
Category
Chronograph
Diver
Diameter
42mm
43.5mm
Thickness
13.3mm
Lug-to-Lug
49mm
51mm
Lug Width
20mm
22mm
Material
316L Stainless Steel
Titanium
Water Resistance
100m
200m

Crystal & Dial

2 specs
AR Coating
Inner
Anti-reflective coating on inner surface
Lume
None
LumiBrite on hands and index(es)

Movement

4 specs
Caliber
Seiko VK64
6R35
Type
Quartz
Automatic
Power Reserve
40h
70h
Jewels
25
24

Pricing

1 specs
MSRP
$450
$1,500
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