Side by side

AVI-8 Spitfire Lock ChronographvsSternglas Naos Solar

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
Naos Solar
SternglasNaos Solar
MSRP $323

At a glance

14 of 29 specs differ
Diameter
Spitfire Lock Chronograph42mm
Naos Solar38mm
Power Reserve
Spitfire Lock Chronograph40h
Naos Solar
Water Resistance
Spitfire Lock Chronograph50m
Naos Solar50m
MSRP
Spitfire Lock Chronograph$260
Naos Solar$323

Full specifications

Case

6 specs
Category
Chronograph
Dress
Diameter
42mm
38mm
Thickness
12mm
10mm
Lug-to-Lug
50mm
42mm
Lug Width
22mm
20mm
Material
316L Stainless Steel
Stainless Steel

Crystal & Dial

3 specs
Crystal
Mineral
Sapphire
Dial Color
MIDNIGHT OAK
Lume
None
Luminova Punkten

Movement

4 specs
Caliber
Seiko VJ76
Type
Quartz
Solar
Power Reserve
40h
Jewels
25

Pricing

1 specs
MSRP
$260
$323

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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.

Sternglas Naos Solar

Owners widely praise the Sternglas Naos Solar for its elegant Bauhaus-inspired minimalist dial, slim profile, and value for money. The scratch-resistant curved sapphire crystal and functional date mechanism are noted as durable features, with one owner reporting good wear over a year. The solar power and accuracy are highlighted as practical advantages over automatic movements, which some find loud. However, opinions are split, with some owners finding the watch underwhelming and cheap-looking, like a toy, while others love its appearance in person and its clean, appealing design as a smartwatch alternative. The stock leather strap is described as decent but basic and potentially short for larger wrists, with one owner advising a third-party replacement for durability. One owner of a different variant noted the date font is too small to be useful.

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