Which is cheaper, the Zelos Gold Carbon (sellita) or the Tudor Black Bay One 31 S&G?

At MSRP the Zelos Gold Carbon (sellita) is the cheaper of the two at $699, against $6,850 for the Tudor Black Bay One 31 S&G — a $6,151 gap before any retailer discounting.

Which is bigger, the Zelos Gold Carbon (sellita) or the Tudor Black Bay One 31 S&G?

The Zelos Gold Carbon (sellita) wears larger at 39mm versus 31mm for the Tudor Black Bay One 31 S&G — a 8mm difference across the dial.

Which has better water resistance, the Zelos Gold Carbon (sellita) or the Tudor Black Bay One 31 S&G?

The Tudor Black Bay One 31 S&G is rated to 100m versus 50m for the Zelos Gold Carbon (sellita).

Which has a longer power reserve, the Zelos Gold Carbon (sellita) or the Tudor Black Bay One 31 S&G?

The Tudor Black Bay One 31 S&G carries a 50-hour power reserve against 40 hours on the Zelos Gold Carbon (sellita).

What movement does the Zelos Gold Carbon (sellita) run compared to the Tudor Black Bay One 31 S&G?

The Zelos Gold Carbon (sellita) runs a manual caliber (ETA/Peseux 7001), while the Tudor Black Bay One 31 S&G runs a automatic (MT5201).

Side by side

Zelos Gold Carbon (sellita)vsTudor Black Bay One 31 S&G

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

Zelos Gold Carbon (sellita)

comet-39mm-gold-carbon

MSRP $699

Tudor Black Bay One 31 S&G

m79603-0001

MSRP $6,850

At a glance

15 of 29 specs differ

Diameter

Gold Carbon (sellita)39mm

Black Bay One 31 S&G31mm

Power Reserve

Gold Carbon (sellita)40h

Black Bay One 31 S&G50h

Water Resistance

Gold Carbon (sellita)50m

Black Bay One 31 S&G100m

MSRP

Gold Carbon (sellita)$699

Black Bay One 31 S&G$6,850

Full specifications

Case

9 specs

Crystal & Dial

2 specs

Crystal

Domed Sapphire

Sapphire

Dial Color

Gold Carbon (Sellita)

Black

Movement

3 specs

Caliber

ETA/Peseux 7001

MT5201

Type

Manual

Automatic

Power Reserve

40h

50h

Pricing

1 specs

MSRP

$699

$6,850

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