Isotope HydriumvsSheffield Deep Gray 300

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Hydrium
IsotopeHydrium

MSRP $1,701

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Buy from Isotope Used on eBay
Deep Gray 300
SheffieldDeep Gray 300

MSRP $258

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Buy from Sheffield Used on eBay

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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.

Isotope Hydrium at true scale

Hydrium

Sheffield Deep Gray 300 at true scale

Deep Gray 300

Diameter

40mm

42mm

Lug-to-Lug

n/a

52mm

Thickness

12.9mm

lowest

13.8mm

Water Resistance

300m

300m

Power Reserve

68h

n/a

MSRP

$1,701

$258

lowest

Movement

La Joux-Perret G101

Seiko NH35

Case

4 specs
Diameter
40mm
42mm
Thickness
12.9mm
13.8mm
Lug-to-Lug
n/a
52mm
Lug Width
n/a
22mm

Movement

2 specs
Caliber
La Joux-Perret G101
Seiko NH35
Power Reserve
68h
0h

Pricing

1 specs
MSRP
$1,701
$258
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