Side by side
Marathon JDD (Jumbo Day/Date) Anthracite Diver's AutomaticvsSerket Watch Co Blackpool GMT
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
12 of 29 specs differDiameter
JDD (Jumbo Day/Date) Anthracite Diver's Automatic46mm
Blackpool GMT40mm
Power Reserve
JDD (Jumbo Day/Date) Anthracite Diver's Automatic40h
Blackpool GMT—
Water Resistance
JDD (Jumbo Day/Date) Anthracite Diver's Automatic300m
Blackpool GMT200m
MSRP
JDD (Jumbo Day/Date) Anthracite Diver's Automatic$3,250
Blackpool GMT$379
Full specifications
Case
7 specsCategory
Diver
—
Diameter
46mm
40mm
Thickness
18mm
11.5mm
Lug-to-Lug
55mm
47mm
Lug Width
22mm
20mm
Material
316L Stainless Steel (Anthracite IP)
Stainless Steel
Water Resistance
300m
200m
Crystal & Dial
2 specsDial Color
Anthracite
Beige
Lume
None
SuperLuminova
Movement
2 specsCaliber
Sellita SW220-1
Seiko NH34
Power Reserve
40h
—
Pricing
1 specsMSRP
$3,250
$379
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