Which is cheaper, the Citizen Series 8 831 or the Oblvlo JM Tourbillon?

At MSRP the Oblvlo JM Tourbillon is the cheaper of the two at $516, against $1,095 for the Citizen Series 8 831 — a $579 gap before any retailer discounting.

Which is bigger, the Citizen Series 8 831 or the Oblvlo JM Tourbillon?

The Oblvlo JM Tourbillon wears larger at 42mm versus 40mm for the Citizen Series 8 831 — a 2mm difference across the dial.

Which has better water resistance, the Citizen Series 8 831 or the Oblvlo JM Tourbillon?

The Citizen Series 8 831 is rated to 100m versus 50m for the Oblvlo JM Tourbillon.

Which has a longer power reserve, the Citizen Series 8 831 or the Oblvlo JM Tourbillon?

The Oblvlo JM Tourbillon carries a 65-hour power reserve against 42 hours on the Citizen Series 8 831.

What movement does the Citizen Series 8 831 run compared to the Oblvlo JM Tourbillon?

Both watches run automatic movements — the Citizen Series 8 831 uses the 9051 and the Oblvlo JM Tourbillon uses the OBL.8024.

Side by side

Citizen Series 8 831vsOblvlo JM Tourbillon

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

Add a watch

Citizen Series 8 831

NB6050

MSRP $1,095

See the full Series 8 831

Oblvlo JM Tourbillon

MSRP $516

See the full JM Tourbillon

At a glance

13 of 29 specs differ

Diameter

Series 8 83140mm

JM Tourbillon42mm

Power Reserve

Series 8 83142h

JM Tourbillon65h

Water Resistance

Series 8 831100m

JM Tourbillon50m

MSRP

Series 8 831$1,095

JM Tourbillon$516

Full specifications

Case

5 specs

Crystal & Dial

3 specs

AR Coating

Underside

—

Dial Color

Green

—

Lume

None

Super-LumiNova

Movement

4 specs

Caliber

9051

OBL.8024

Power Reserve

42h

65h

Jewels

Complications

None

Tourbillon

Pricing

1 specs

MSRP

$1,095

$516

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Citizen Series 8 831vsOblvlo JM Tourbillon

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