Side by side

Seiko 5KXvsSwatch Am51

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

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5KX
Seiko5KX
MSRP $350
See the full 5KX
Am51
SwatchAm51
MSRP $170
See the full Am51
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Buy from Swatch ↗
Buy used on eBay ↗

At a glance

17 of 29 specs differ
Diameter
5KX42.5mm
Am5142mm
Power Reserve
5KX41h
Am51—
Water Resistance
5KX100m
Am5130m
MSRP
5KX$350
Am51$170

Full specifications

Case

8 specs
Category
Diver
Mechanical
Diameter
42.5mm
42mm
Thickness
13.4mm
13.9mm
Lug-to-Lug
46mm
50.6mm
Lug Width
22mm
—
Material
Stainless Steel
Bio-sourced Material
Finish
—
Bio-sourced material
Water Resistance
100m
30m

Crystal & Dial

3 specs
Crystal
Hardlex
—
Dial Color
—
Black
Lume
LumiBrite on hands and index(es)
None

Movement

5 specs
Caliber
Seiko 4R36
—
Power Reserve
41h
0h
Jewels
24
0
Hacking
No
Yes
Hand-winding
No
Yes

Pricing

1 specs
MSRP
$350
$170
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