Side by side

Geckota Chronotimer ChronographvsMarathon JDD (Jumbo Day/Date) Anthracite Diver's Automatic

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

Chronotimer Chronograph
GeckotaChronotimer Chronograph
MSRP $299
JDD (Jumbo Day/Date) Anthracite Diver's Automatic
MarathonJDD (Jumbo Day/Date) Anthracite Diver's Automatic
MSRP $3,250

At a glance

11 of 29 specs differ
Diameter
Chronotimer Chronograph42mm
JDD (Jumbo Day/Date) Anthracite Diver's Automatic46mm
Power Reserve
Chronotimer Chronograph40h
JDD (Jumbo Day/Date) Anthracite Diver's Automatic40h
Water Resistance
Chronotimer Chronograph100m
JDD (Jumbo Day/Date) Anthracite Diver's Automatic300m
MSRP
Chronotimer Chronograph$299
JDD (Jumbo Day/Date) Anthracite Diver's Automatic$3,250

Full specifications

Case

6 specs
Category
Chronograph
Diver
Diameter
42mm
46mm
Thickness
13mm
18mm
Lug-to-Lug
55mm
Material
316L Stainless Steel
316L Stainless Steel (Anthracite IP)
Water Resistance
100m
300m

Crystal & Dial

2 specs
Crystal
Domed Sapphire
Sapphire
Dial Color
Classic Reverse Panda
Anthracite

Movement

2 specs
Caliber
Sellita SW220-1
Type
Quartz
Automatic

Pricing

1 specs
MSRP
$299
$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.

Geckota Chronotimer Chronograph

Owners widely praise the Geckota Chronotimer Chronograph's appealing design, comfortable wear, and excellent lume, with many noting it draws compliments. The hand-wound mechanical movement is considered a solid workhorse, and the cushion case and matching sub-dials are frequently highlighted as attractive design elements. Some owners find the red dial a "funky look" and appreciate how the strap color contrasts well, though one owner described the red shade as "weird." The Geckota Chronotimer Chronograph wears large, and some owners have hesitated due to its size. Overall, owners rate the Geckota Chronotimer Chronograph highly for its eye-catching design and comfortable wearability at a reasonable price.

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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