Bohen Square.vsSeiko Seiko 5 Sports Field series

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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.

Bohen Square. at true scale

Square.

Seiko Seiko 5 Sports Field series at true scale

Seiko 5 Sports Field series

Diameter

40mm

39.4mm

Lug-to-Lug

47.5mm

lowest

48.1mm

Thickness

10.0mm

lowest

13.2mm

Water Resistance

120m

highest

100m

Power Reserve

65h

highest

41h

MSRP

$1,652

$315

lowest

Movement

Automatic

Seiko 4R36

Case

4 specs
Diameter
40mm
39.4mm
Thickness
9.98mm
13.2mm
Lug-to-Lug
47.5mm
48.1mm
Water Resistance
120m
100m

Crystal & Dial

4 specs
Crystal
Sapphire
Hardlex
Crystal Shape
n/a
Curved
Dial Color
n/a
Black
Lume
None
LumiBrite on hands and index(es)

Movement

3 specs
Caliber
n/a
Seiko 4R36
Power Reserve
65h
41h
Jewels
0
24

Pricing

1 specs
MSRP
$1,652
$315
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