Lum-Tec B71vsRockwell Time Coliseum (Digital)

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B71
Lum-TecB71

MSRP $595

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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.

Lum-Tec B71 at true scale

B71

Rockwell Time Coliseum (Digital) at true scale

Coliseum (Digital)

Diameter

44mm

49mm

Lug-to-Lug

51.5mm

n/a

Water Resistance

200m

highest

100m

MSRP

$595

$109

lowest

Movement

Ronda 515

Quartz

Case

6 specs
Diameter
44mm
49mm
Thickness
n/a
n/a
Lug-to-Lug
51.5mm
n/a
Lug Width
22mm
30mm
Material
316L Stainless Steel (DLC coated)
Resin
Water Resistance
200m
100m

Crystal & Dial

2 specs
Crystal
Domed Sapphire
Acrylic
Dial Color
B71
n/a

Movement

1 specs
Caliber
Ronda 515
n/a

Pricing

1 specs
MSRP
$595
$109
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