Oblvlo BLM RotorvsSeiko 5 Sports Field series

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BLM Rotor
OblvloBLM Rotor

MSRP $322

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Buy from Oblvlo Used on eBay
5 Sports Field series
Seiko5 Sports Field series

MSRP $315

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Buy from Seiko 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.

Oblvlo BLM Rotor at true scale

BLM Rotor

Seiko 5 Sports Field series at true scale

5 Sports Field series

Diameter

41mm

39.4mm

Lug-to-Lug

n/a

48.1mm

Thickness

12mm

lowest

13.2mm

Water Resistance

50m

100m

highest

Power Reserve

48h

highest

41h

MSRP

$322

$315

lowest

Movement

Automatic

Seiko 4R36

Case

5 specs
Diameter
41mm
39.4mm
Thickness
12mm
13.2mm
Lug-to-Lug
n/a
48.1mm
Lug Width
n/a
20mm
Water Resistance
50m
100m

Crystal & Dial

4 specs
Crystal
Sapphire
Hardlex
Crystal Shape
n/a
Curved
Dial Color
n/a
Black
Lume
Super-LumiNova
LumiBrite on hands and index(es)

Movement

3 specs
Caliber
n/a
Seiko 4R36
Power Reserve
48h
41h
Jewels
0
24

Pricing

1 specs
MSRP
$322
$315
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