Side by side

Citizen Promaster Air A-TvsMarathon JDD (Jumbo Day/Date) Anthracite Diver's Automatic

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

Promaster Air A-T
CitizenPromaster Air A-T
MSRP $581
JDD (Jumbo Day/Date) Anthracite Diver's Automatic
MarathonJDD (Jumbo Day/Date) Anthracite Diver's Automatic
MSRP $3,250

At a glance

9 of 29 specs differ
Diameter
Promaster Air A-T46mm
JDD (Jumbo Day/Date) Anthracite Diver's Automatic46mm
Power Reserve
Promaster Air A-T40h
JDD (Jumbo Day/Date) Anthracite Diver's Automatic40h
Water Resistance
Promaster Air A-T200m
JDD (Jumbo Day/Date) Anthracite Diver's Automatic300m
MSRP
Promaster Air A-T$581
JDD (Jumbo Day/Date) Anthracite Diver's Automatic$3,250

Full specifications

Case

5 specs
Category
Pilot
Diver
Thickness
12mm
18mm
Lug-to-Lug
46mm
55mm
Material
Stainless Steel
316L Stainless Steel (Anthracite IP)
Water Resistance
200m
300m

Crystal & Dial

1 specs
Dial Color
Green
Anthracite

Movement

2 specs
Caliber
E660
Sellita SW220-1
Type
Solar
Automatic

Pricing

1 specs
MSRP
$581
$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.

Citizen Promaster Air A-T

Owners widely praise the Citizen Promaster Eco-Drive for its value, reliability, and maintenance-free operation. Reviewers note the Citizen Promaster Air Automatic GMT is a large 44.5mm watch with a well-proportioned case and balanced dial, powered by an in-house automatic GMT movement. Concerns are raised about the unframed date window and uninspired case design on the GMT. Some owners find certain models, like the 36mm Eco-Drive, to be very small. The Promaster Air Automatic GMT is priced at $1,125 USD. On balance, owners and reviewers highlight the Promaster's strong value and reliability as its primary strengths.

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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