Side by side

AVI-8 Spitfire Lock ChronographvsSeiko Astron

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
Astron
SeikoAstron
MSRP $2,200

At a glance

13 of 29 specs differ
Diameter
Spitfire Lock Chronograph42mm
Astron41.2mm
Power Reserve
Spitfire Lock Chronograph40h
Astron40h
Water Resistance
Spitfire Lock Chronograph50m
Astron100m
MSRP
Spitfire Lock Chronograph$260
Astron$2,200

Full specifications

Case

6 specs
Category
Chronograph
Dress
Diameter
42mm
41.2mm
Lug-to-Lug
50mm
48.5mm
Lug Width
22mm
14mm
Material
316L Stainless Steel
Titanium
Water Resistance
50m
100m

Crystal & Dial

4 specs
Crystal
Mineral
Sapphire
AR Coating
Inner
Super-clear coating
Dial Color
MIDNIGHT OAK
Black
Lume
None
LumiBrite on hands and index(es)

Movement

2 specs
Caliber
3X62
Jewels
25
10

Pricing

1 specs
MSRP
$260
$2,200

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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.

Seiko Astron

Owners widely praise the Seiko Astron for its spectacular time-telling technology, GPS time sync, and grab-and-go convenience, with many calling it the best watch they have ever owned. Reviewers and owners highlight the well-managed dial detail, textured hour markers, and high-contrast edges, as well as the well-finished case and bracelet. Some find the lightweight titanium build and quick bracelet adjustment contribute to comfortable wearability. Accuracy is noted as +/- 15 seconds per month without GPS, though the autonomous quartz movement can be easily reset by looking at the sky. Criticisms include DST not being automatically implemented, recessed buttons requiring a sharp object for adjustment, and sparse lume with no 12 o'clock marker. Some owners feel the price point is too expensive for its aesthetic appeal. Overall, owners rate the Seiko Astron highly for its advanced time-telling technology and convenient features.

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