Side by side

AVI-8 Spitfire Type 300 AutomaticvsMarathon JDD (Jumbo Day/Date) Anthracite Diver's Automatic

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

Spitfire Type 300 Automatic
AVI-8Spitfire Type 300 Automatic
MSRP $400
JDD (Jumbo Day/Date) Anthracite Diver's Automatic
MarathonJDD (Jumbo Day/Date) Anthracite Diver's Automatic
MSRP $3,250

At a glance

10 of 29 specs differ
Diameter
Spitfire Type 300 Automatic42mm
JDD (Jumbo Day/Date) Anthracite Diver's Automatic46mm
Power Reserve
Spitfire Type 300 Automatic40h
JDD (Jumbo Day/Date) Anthracite Diver's Automatic40h
Water Resistance
Spitfire Type 300 Automatic50m
JDD (Jumbo Day/Date) Anthracite Diver's Automatic300m
MSRP
Spitfire Type 300 Automatic$400
JDD (Jumbo Day/Date) Anthracite Diver's Automatic$3,250

Full specifications

Case

7 specs
Category
Pilot
Diver
Diameter
42mm
46mm
Thickness
18mm
Lug-to-Lug
55mm
Lug Width
22mm
Material
316L Stainless Steel
316L Stainless Steel (Anthracite IP)
Water Resistance
50m
300m

Crystal & Dial

1 specs
Dial Color
Sky Gauge
Anthracite

Movement

1 specs
Caliber
Sellita SW220-1

Pricing

1 specs
MSRP
$400
$3,250

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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 Type 300 Automatic

Owners praise the AVI-8 Spitfire Type 300 Automatic for its compelling designs and striking color schemes, with one owner noting the brand consistently prompts purchases. The $450 price point is considered good value, and the watch features a comfortable brown leather strap. However, the included NATO strap feels cheap and is too long for a 7" wrist. One owner reported inaccurate seconds hand movement, and the 15mm thick bronze case is noted as slightly thicker than expected. Overall, owners rate the AVI-8 Spitfire Type 300 Automatic highly for its unique designs and value at the price point, despite some minor strap and case thickness observations.

Marathon JDD (Jumbo Day/Date) Anthracite Diver's Automatic

Owners widely praise the Marathon JDD (Jumbo Day/Date) Anthracite Diver's Automatic as a tough, underrated tool watch with lifestyle appeal, highlighting its robust build and tritium lume for excellent legibility. However, its 46mm size is a common criticism, with some finding it heavy and top-heavy, and the OEM rubber strap stiff. One owner noted the watch runs about 10 seconds fast after three days, and the ETA 2836-2 movement offers approximately two days of power reserve. On balance, owners and reviewers rate the Marathon JDD (Jumbo Day/Date) Anthracite Diver's Automatic highly for its robust tool-watch build and legibility, despite its substantial size.

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