POLPORA ChrobryvsGrand Seiko SBGW281

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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.

POLPORA Chrobry at true scale

Chrobry

Grand Seiko SBGW281 at true scale

SBGW281

Diameter

40.3mm

37.3mm

Lug-to-Lug

47mm

44.3mm

lowest

Thickness

11.5mm

lowest

11.7mm

Water Resistance

50m

highest

30m

Power Reserve

45h

72h

highest

MSRP

$2,433

lowest

$4,900

Movement

Sellita SW270-1

Grand Seiko 9S64

Case

5 specs
Diameter
40.3mm
37.3mm
Thickness
11.5mm
11.7mm
Lug-to-Lug
47mm
44.3mm
Lug Width
20mm
19mm
Water Resistance
50m
30m

Crystal & Dial

1 specs
AR Coating
n/a
Yes

Movement

3 specs
Caliber
Sellita SW270-1
Grand Seiko 9S64
Type
Automatic
Manual
Power Reserve
45h
72h

Pricing

1 specs
MSRP
$2,433
$4,900
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