Side by side

Hamilton Khaki Navy Scuba AutovsZelos Helica

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

What people say

Owners + reviewers, side by side

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

Hamilton Khaki Navy Scuba Auto

Owners and reviewers widely praise the Hamilton Khaki Navy Scuba Auto for its exceptional value, robust construction, and distinctive dial designs, with many highlighting the 80-hour power reserve provided by the H-10 movement. The watch is frequently noted for its utilitarian dial, legible lume, and tactile bezel action. However, the 43mm case size is a recurring point of contention, with several sources deeming it large for everyday wear, though some owners find it comfortable and appreciate its substantial feel. One reviewer points out that the steel bracelet could benefit from a taper and a quick-adjust clasp, and another notes the unlumed bezel pip as a minor area for improvement. Overall, the Hamilton Khaki Navy Scuba Auto is highly regarded by owners and reviewers for its strong value and appealing tool-watch aesthetic, with the 43mm case size being the most significant consideration for potential buyers.

Zelos Helica

Owners widely praise the Zelos Helica for its stunning, often color-shifting dials, with specific mentions of the MoP, slate grey, 'Steel Blue', and red opal variants being particularly captivating and artful. The 39mm case size is noted as fitting well on smaller wrists, and the overall build quality and finishing for the price are frequently highlighted as impressive, with one owner calling it "a lot of watch for the price." Some owners appreciate the novel bracelet designs and full lume dials, while others find the bracelet and clasp edges sharp or the clasp lacking on-the-fly adjustment. Opinions on the date window are mixed, with one owner disliking it. The Zelos Helica Moonphase was considered cluttered by one owner, and its $1K USD price point was felt to be steep by another, though popular variants sold out rapidly. Overall, owners rate the Zelos Helica highly for its striking dial designs and impressive value proposition.

At a glance

8 of 29 specs differ
Diameter
Khaki Navy Scuba Auto40mm
Helica39mm
Power Reserve
Khaki Navy Scuba Auto80h
Helica40h
Water Resistance
Khaki Navy Scuba Auto100m
Helica100m
MSRP
Khaki Navy Scuba Auto$975
Helica$499

Full specifications

Case

4 specs
Diameter
40mm
39mm
Thickness
12.95mm
10.5mm
Lug-to-Lug
46mm
39mm
Material
Stainless Steel
316L Stainless Steel

Crystal & Dial

1 specs
Dial Color
Black
39 - Wave MOP

Movement

2 specs
Caliber
H-10
Miyota 9015
Power Reserve
80h
40h

Pricing

1 specs
MSRP
$975
$499
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