Side by side

Citizen Series 8 831vsLum-Tec B72

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

Series 8 831
CitizenSeries 8 831
MSRP $1,095
B72
Lum-TecB72
MSRP $506

At a glance

13 of 29 specs differ
Diameter
Series 8 83140mm
B7244mm
Power Reserve
Series 8 83142h
B7240h
Water Resistance
Series 8 831100m
B72200m
MSRP
Series 8 831$1,095
B72$506

Full specifications

Case

6 specs
Diameter
40mm
44mm
Thickness
12mm
—
Lug-to-Lug
46mm
51.5mm
Lug Width
20mm
22mm
Material
Stainless Steel
316L Stainless Steel (DLC coated)
Water Resistance
100m
200m

Crystal & Dial

3 specs
Crystal
Sapphire
Domed Sapphire
AR Coating
Underside
Inner
Dial Color
Green
B72

Movement

3 specs
Caliber
9051
Ronda 515
Type
Automatic
Quartz
Power Reserve
42h
40h

Pricing

1 specs
MSRP
$1,095
$506

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