Side by side

Oblvlo FM SL Day-Date SquarevsSeiko Prospex Sea

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

FM SL Day-Date Square
OblvloFM SL Day-Date Square
MSRP $158
Prospex Sea
SeikoProspex Sea
MSRP $795

At a glance

13 of 29 specs differ
Diameter
FM SL Day-Date Square39mm
Prospex Sea34mm
Power Reserve
FM SL Day-Date Square42h
Prospex Sea40h
Water Resistance
FM SL Day-Date Square50m
Prospex Sea200m
MSRP
FM SL Day-Date Square$158
Prospex Sea$795

Full specifications

Case

6 specs
Category
Dress
Diver
Diameter
39mm
34mm
Thickness
11mm
8.7mm
Lug-to-Lug
46mm
40.8mm
Lug Width
21mm
16mm
Water Resistance
50m
200m

Crystal & Dial

2 specs
AR Coating
Inner
Anti-reflective coating on inner surface
Lume
None
LumiBrite on hands and index(es)

Movement

4 specs
Caliber
Miyota 8215
6N01
Type
Automatic
Quartz
Power Reserve
42h
40h
Jewels
21
25

Pricing

1 specs
MSRP
$158
$795

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