Side by side

Sternglas Hamburg ChronovsMarathon JDD (Jumbo Day/Date) Anthracite Diver's Automatic

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

Hamburg Chrono
SternglasHamburg Chrono
MSRP $377
JDD (Jumbo Day/Date) Anthracite Diver's Automatic
MarathonJDD (Jumbo Day/Date) Anthracite Diver's Automatic
MSRP $3,250

At a glance

13 of 29 specs differ
Diameter
Hamburg Chrono42mm
JDD (Jumbo Day/Date) Anthracite Diver's Automatic46mm
Power Reserve
Hamburg Chrono
JDD (Jumbo Day/Date) Anthracite Diver's Automatic40h
Water Resistance
Hamburg Chrono50m
JDD (Jumbo Day/Date) Anthracite Diver's Automatic300m
MSRP
Hamburg Chrono$377
JDD (Jumbo Day/Date) Anthracite Diver's Automatic$3,250

Full specifications

Case

7 specs
Category
Chronograph
Diver
Diameter
42mm
46mm
Thickness
9.3mm
18mm
Lug-to-Lug
46mm
55mm
Lug Width
20mm
22mm
Material
Stainless Steel
316L Stainless Steel (Anthracite IP)
Water Resistance
50m
300m

Crystal & Dial

1 specs
Dial Color
Anthracite

Movement

4 specs
Caliber
Seiko TMI VK64 Mecha-Quartz
Sellita SW220-1
Type
Quartz
Automatic
Power Reserve
40h
Jewels
25

Pricing

1 specs
MSRP
$377
$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.

Sternglas Hamburg Chrono

Owners widely praise the Sternglas Hamburg Chrono for its visually pleasing design, comfortable lightweight wear, and excellent timekeeping, with specific appreciation for details like the orange date window frame and overall value for the price. Some community members find the Regatta design busy and question the VK64 movement's lack of a running second hand, though others defend its unique, colorful aesthetic. One commenter notes the significant margin between manufacturing cost and retail price. On balance, owners rate the Sternglas Hamburg Chrono highly for its design details and value at its price point.

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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