Side by side

Oblvlo FM SL Day-Date SquarevsIWC Schaffhausen Iw459801 Portofino Automatic Day Night

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

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FM SL Day-Date Square
OblvloFM SL Day-Date Square
MSRP $158
See the full FM SL Day-Date Square
Iw459801 Portofino Automatic Day Night
IWC SchaffhausenIw459801 Portofino Automatic Day Night
MSRP $19,200
See the full Iw459801 Portofino Automatic Day Night
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Buy used on eBay ↗
Buy from IWC Schaffhausen ↗
Buy used on eBay ↗

At a glance

16 of 29 specs differ
Diameter
FM SL Day-Date Square39mm
Iw459801 Portofino Automatic Day Night34mm
Power Reserve
FM SL Day-Date Square42h
Iw459801 Portofino Automatic Day Night50h
Water Resistance
FM SL Day-Date Square50m
Iw459801 Portofino Automatic Day Night50m
MSRP
FM SL Day-Date Square$158
Iw459801 Portofino Automatic Day Night$19,200

Full specifications

Case

7 specs
Diameter
39mm
34mm
Thickness
11mm
8.9mm
Lug-to-Lug
46mm
—
Lug Width
21mm
16mm
Material
Stainless Steel
18 Ct 5N Gold
Finish
Brushed and polished
Steel
Caseback
Solid
—

Crystal & Dial

5 specs
Crystal
Sapphire
—
Crystal Shape
Flat
—
AR Coating
Inner
—
Dial Color
Black
Silver
Indices
Applied
—

Movement

3 specs
Caliber
Miyota 8215
35180
Power Reserve
42h
50h
Jewels
21
24

Pricing

1 specs
MSRP
$158
$19,200
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