Seiko 5 Sports SKX seriesvsUnimatic Modello Quattro U4-AEG

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5 Sports SKX series
Seiko5 Sports SKX series

MSRP $350

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Modello Quattro U4-AEG
UnimaticModello Quattro U4-AEG

Ref. uwk-u4-aeg·MSRP $780

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Measurements

Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.

Seiko 5 Sports SKX series at true scale

5 Sports SKX series

Unimatic Modello Quattro U4-AEG at true scale

Modello Quattro U4-AEG

Diameter

38mm

40mm

Lug-to-Lug

44.2mm

41.5mm

lowest

Thickness

12.1mm

2.8mm

lowest

Water Resistance

100m

300m

highest

Power Reserve

41h

41h

MSRP

$350

lowest

$780

Movement

Seiko 4R36

Seiko NH35

Case

5 specs
Diameter
38mm
40mm
Thickness
12.1mm
2.8mm
Lug-to-Lug
44.2mm
41.5mm
Lug Width
20mm
n/a
Water Resistance
100m
300m

Crystal & Dial

3 specs
Crystal
Hardlex
Sapphire
Dial Color
n/a
n/a
Lume
LumiBrite on hands and index(es)
None

Movement

2 specs
Caliber
Seiko 4R36
Seiko NH35
Jewels
24
0

Pricing

1 specs
MSRP
$350
$780
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