Side by side
Seiko Essentials Roman Numeral (Ladies)vsLongines PRIMALUNA
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
19 of 29 specs differDiameter
Essentials Roman Numeral (Ladies)29.6mm
PRIMALUNA30mm
Power Reserve
Essentials Roman Numeral (Ladies)40h
PRIMALUNA40h
Water Resistance
Essentials Roman Numeral (Ladies)50m
PRIMALUNA30m
MSRP
Essentials Roman Numeral (Ladies)$350
PRIMALUNA$1,950
Full specifications
Case
7 specsDiameter
29.6mm
30mm
Thickness
6.2mm
8.3mm
Lug-to-Lug
37.7mm
37mm
Lug Width
14mm
7mm
Finish
Brushed and polished
—
Water Resistance
50m
30m
Caseback
Solid
Transparent case back with sapphire crystal
Crystal & Dial
5 specsCrystal Shape
Flat
—
AR Coating
Inner
Both sides
Dial Color
Black
Blue
Indices
Applied
Diamond indexes
Lume
None
Super-LumiNova
Movement
6 specsCaliber
6N01
L257.2
Beat Rate
28,800 vph
25,200 vph
Jewels
25
0
Hacking
Yes
No
Hand-winding
Yes
No
Complications
None
Hours, minutes, seconds and date
Pricing
1 specsMSRP
$350
$1,950
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