Side by side

Marathon JDD (Jumbo Day/Date) Anthracite Diver's AutomaticvsZelos Blacktip 200m GMT

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

JDD (Jumbo Day/Date) Anthracite Diver's Automatic
MarathonJDD (Jumbo Day/Date) Anthracite Diver's Automatic
MSRP $3,250
Blacktip 200m GMT
ZelosBlacktip 200m GMT
MSRP $499

At a glance

11 of 29 specs differ
Diameter
JDD (Jumbo Day/Date) Anthracite Diver's Automatic46mm
Blacktip 200m GMT41mm
Power Reserve
JDD (Jumbo Day/Date) Anthracite Diver's Automatic40h
Blacktip 200m GMT40h
Water Resistance
JDD (Jumbo Day/Date) Anthracite Diver's Automatic300m
Blacktip 200m GMT200m
MSRP
JDD (Jumbo Day/Date) Anthracite Diver's Automatic$3,250
Blacktip 200m GMT$499

Full specifications

Case

7 specs
Category
Diver
GMT
Diameter
46mm
41mm
Thickness
18mm
13mm
Lug-to-Lug
55mm
41mm
Lug Width
22mm
20mm
Material
316L Stainless Steel (Anthracite IP)
316L Stainless Steel
Water Resistance
300m
200m

Crystal & Dial

2 specs
Crystal
Sapphire
Domed Sapphire
Dial Color
Anthracite
MOP

Movement

1 specs
Caliber
Sellita SW220-1
Seiko NH34 GMT

Pricing

1 specs
MSRP
$3,250
$499

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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.

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.

Zelos Blacktip 200m GMT

Owners widely praise the Zelos Blacktip 200m GMT's solid bracelet construction and excellent bezel action. The watch has sold out quickly, indicating strong demand. Overall, owners rate the Zelos Blacktip 200m GMT highly for its robust build and desirable availability.

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