Side by side

Christopher Ward C63 Sealander 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.

C63 Sealander Automatic
Christopher WardC63 Sealander Automatic
MSRP $1,430
JDD (Jumbo Day/Date) Anthracite Diver's Automatic
MarathonJDD (Jumbo Day/Date) Anthracite Diver's Automatic
MSRP $3,250

At a glance

15 of 29 specs differ
Diameter
C63 Sealander Automatic36mm
JDD (Jumbo Day/Date) Anthracite Diver's Automatic46mm
Power Reserve
C63 Sealander Automatic65h
JDD (Jumbo Day/Date) Anthracite Diver's Automatic40h
Water Resistance
C63 Sealander Automatic150m
JDD (Jumbo Day/Date) Anthracite Diver's Automatic300m
MSRP
C63 Sealander Automatic$1,430
JDD (Jumbo Day/Date) Anthracite Diver's Automatic$3,250

Full specifications

Case

7 specs
Category
Sport
Diver
Diameter
36mm
46mm
Thickness
10.6mm
18mm
Lug-to-Lug
42mm
55mm
Lug Width
20mm
22mm
Material
Stainless Steel
316L Stainless Steel (Anthracite IP)
Water Resistance
150m
300m

Crystal & Dial

2 specs
Dial Color
Blue
Anthracite
Lume
SLN X1 BL C1
None

Movement

5 specs
Caliber
SW 200-2
Sellita SW220-1
Beat Rate
4 vph
28,800 vph
Power Reserve
65h
40h
Jewels
26
25
Complications
Day-date, Date
None

Pricing

1 specs
MSRP
$1,430
$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.

Christopher Ward C63 Sealander Automatic

Owners widely praise the Christopher Ward C63 Sealander Automatic for its excellent finishing, on-the-fly micro-adjust bracelet, and GADA versatility, with some calling it their best offering and a bargain. However, the lume is consistently criticized as weak, particularly for its price point. Some owners find the dial's multiple color pops distracting, and one notes the brand's poor aftermarket value retention. On balance, owners rate the Christopher Ward C63 Sealander Automatic highly for its build quality and versatility at the 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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