Side by side
Citizen Eco-Drive OnevsSeiko Essentials Roman Numeral (Ladies)
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
10 of 29 specs differDiameter
Eco-Drive One36.6mm
Essentials Roman Numeral (Ladies)29.6mm
Power Reserve
Eco-Drive One40h
Essentials Roman Numeral (Ladies)40h
Water Resistance
Eco-Drive One—
Essentials Roman Numeral (Ladies)50m
MSRP
Eco-Drive One$2,395
Essentials Roman Numeral (Ladies)$350
Full specifications
Case
5 specsDiameter
36.6mm
29.6mm
Thickness
12mm
6.2mm
Lug-to-Lug
46mm
37.7mm
Lug Width
20mm
14mm
Water Resistance
—
50m
Crystal & Dial
2 specsAR Coating
Underside
Inner
Dial Color
White
Black
Movement
2 specsCaliber
8845
6N01
Type
Solar
Quartz
Pricing
1 specsMSRP
$2,395
$350
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