Side by side

AVI-8 Spitfire Lock ChronographvsHalios Seaforth IV

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

Spitfire Lock Chronograph
AVI-8Spitfire Lock Chronograph
MSRP $260
Seaforth IV
HaliosSeaforth IV
MSRP $765

At a glance

12 of 29 specs differ
Diameter
Spitfire Lock Chronograph42mm
Seaforth IV40mm
Power Reserve
Spitfire Lock Chronograph40h
Seaforth IV40h
Water Resistance
Spitfire Lock Chronograph50m
Seaforth IV200m
MSRP
Spitfire Lock Chronograph$260
Seaforth IV$765

Full specifications

Case

7 specs
Category
Chronograph
Diver
Diameter
42mm
40mm
Thickness
12mm
12.4mm
Lug-to-Lug
50mm
46.5mm
Lug Width
22mm
20mm
Material
316L Stainless Steel
Titanium
Water Resistance
50m
200m

Crystal & Dial

2 specs
Crystal
Mineral
Sapphire (double-domed)
Dial Color
MIDNIGHT OAK
Blue

Movement

2 specs
Caliber
Sellita SW200-2
Type
Quartz
Automatic

Pricing

1 specs
MSRP
$260
$765

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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.

AVI-8 Spitfire Lock Chronograph

Owners widely report AVI-8 watches offer a compelling design and are decently well made for the price. The AVI-8 Spitfire Lock Chronograph features a 42mm stainless steel case with curved lugs, a bi-compax meca-quartz movement, and a mineral crystal, with design elements inspired by Supermarine Spitfires. One owner notes that AVI-8 watches are "something different" and "decently well made," though not of "insane quality." On balance, owners and reviewers appreciate the AVI-8 Spitfire Lock Chronograph for its unique design and value proposition.

Halios Seaforth IV

Owners widely praise the Halios Sunburst Blue for its perfect 40mm size, stunning sunburst dial, and excellent lume, with one owner calling it Halios's best effort and a potential "Omega AT killer." The ETA 2824 movement is noted as running smoothly, and the watch is considered a great value with strong resale. Some owners desire larger sizes or different dial colors, and one reviewer found the Sinn 556i more versatile. The sapphire bezel is described as tall and flat, which is a point of contention for some. Overall, owners rate the Halios Sunburst Blue highly for its design, size, and value.

From video reviewers

The sunburst blue dial is a standout feature. Limited water resistance is a shared concern.

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