Side by side

Longines LONGINES AVIGATION BIGEYEvsZelos Helica

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

LONGINES AVIGATION BIGEYE
LonginesLONGINES AVIGATION BIGEYE
MSRP $4,400
Helica
ZelosHelica
MSRP $499

At a glance

9 of 29 specs differ
Diameter
LONGINES AVIGATION BIGEYE41mm
Helica39mm
Power Reserve
LONGINES AVIGATION BIGEYE40h
Helica40h
Water Resistance
LONGINES AVIGATION BIGEYE30m
Helica100m
MSRP
LONGINES AVIGATION BIGEYE$4,400
Helica$499

Full specifications

Case

6 specs
Category
Chronograph
Diver
Diameter
41mm
39mm
Thickness
14.5mm
10.5mm
Lug-to-Lug
48.7mm
39mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
30m
100m

Crystal & Dial

1 specs
Dial Color
Blue
39 - Wave MOP

Movement

1 specs
Caliber
L688.5
Miyota 9015

Pricing

1 specs
MSRP
$4,400
$499

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What people say

Owners + reviewers, side by side

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

LONGINES AVIGATION BIGEYE

Owners and reviewers widely praise the Longines Avigation Bigeye for its unique, asymmetric dial, vintage military aesthetic, and cohesive design, with one reviewer noting its GPHG Best Revival prize win. The tactile chronograph pusher action and reliable L688.2 column wheel movement are highlighted, as is the watch's legibility and versatile strap-swapping potential due to its 20mm lug width. However, criticisms include the 30-minute sub-dial's three-minute hash marks, which some find compromise reading speed, and the lack of drilled lugs. The watch's thickness, around 14.45mm, is noted as typical for its movement, and some owners mention minor QC issues with chronograph hand alignment and a loud rotor. On balance, owners and reviewers rate the Longines Avigation Bigeye highly for its distinctive vintage-inspired design and solid chronograph performance at its price point.

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.

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