Which is cheaper, the Seestern S471 Double Crown Diver or the Tudor Black Bay One 31?

At MSRP the Seestern S471 Double Crown Diver is the cheaper of the two at $179, against $4,600 for the Tudor Black Bay One 31 — a $4,421 gap before any retailer discounting.

Which is bigger, the Seestern S471 Double Crown Diver or the Tudor Black Bay One 31?

The Seestern S471 Double Crown Diver wears larger at 38mm versus 31mm for the Tudor Black Bay One 31 — a 7mm difference across the dial.

Which has a longer power reserve, the Seestern S471 Double Crown Diver or the Tudor Black Bay One 31?

The Tudor Black Bay One 31 carries a 50-hour power reserve against 35h+ hours on the Seestern S471 Double Crown Diver.

What movement does the Seestern S471 Double Crown Diver run compared to the Tudor Black Bay One 31?

Both watches run automatic movements — the Seestern S471 Double Crown Diver uses the Miyota 8215 and the Tudor Black Bay One 31 uses the MT5201.

Side by side

Seestern S471 Double Crown DivervsTudor Black Bay One 31

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

Seestern S471 Double Crown Diver

S471

MSRP $179

Tudor Black Bay One 31

m79600-0001

MSRP $4,600

At a glance

14 of 29 specs differ

Diameter

S471 Double Crown Diver38mm

Black Bay One 3131mm

Power Reserve

S471 Double Crown Diver35h+h

Black Bay One 3150h

Water Resistance

S471 Double Crown Diver100m

Black Bay One 31100m

MSRP

S471 Double Crown Diver$179

Black Bay One 31$4,600

Full specifications

Case

7 specs

Diameter

38mm

31mm

Thickness

12mm

9.5mm

Lug-to-Lug

40.3mm

46mm

Lug Width

20mm

17mm

Material

316L Stainless Steel

Stainless Steel

Finish

Brushed and polished

Polished + Satin

Caseback

Solid

Solid screw-down

Crystal & Dial

1 specs

Dial Color

Blue

Anthracite

Movement

5 specs

Caliber

Miyota 8215

MT5201

Beat Rate

3 vph

28,800 vph

Power Reserve

35h+h

50h

Jewels

Complications

Date

None

Pricing

1 specs

MSRP

$179

$4,600

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