Ratio 2nd Generation Free Diver Helium-SafevsRockwell Time Coliseum (Digital)

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2nd Generation Free Diver Helium-Safe
Ratio2nd Generation Free Diver Helium-Safe

Ref. ratio-2nd-generation-free-diver-helium-safe-quartz-1038ef102v-blu-v02-1000m-mens-watch·MSRP $160

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Coliseum (Digital)
Rockwell TimeColiseum (Digital)

MSRP $109

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Buy from Rockwell Time 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.

Ratio 2nd Generation Free Diver Helium-Safe at true scale

2nd Generation Free Diver Helium-Safe

Rockwell Time Coliseum (Digital) at true scale

Coliseum (Digital)

Diameter

49mm

49mm

Thickness

13mm

n/a

Water Resistance

1000m

highest

100m

MSRP

$160

$109

lowest

Movement

Quartz

Quartz

Case

5 specs
Category
Diver
Sport
Thickness
13mm
n/a
Lug Width
n/a
30mm
Material
Stainless Steel
Resin
Water Resistance
1000m
100m

Crystal & Dial

2 specs
Crystal
Sapphire
Acrylic
Dial Color
n/a
n/a

Pricing

1 specs
MSRP
$160
$109
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