Which is cheaper, the Seestern S471 Double Crown Diver or the Seiko Prospex Sea Seiko Prospex 1965 Heritage Diver’s Watch Save the Ocean Limited Edition?

At MSRP the Seestern S471 Double Crown Diver is the cheaper of the two at $179, against $1,400 for the Seiko Prospex Sea Seiko Prospex 1965 Heritage Diver’s Watch Save the Ocean Limited Edition — a $1,221 gap before any retailer discounting.

Which is bigger, the Seestern S471 Double Crown Diver or the Seiko Prospex Sea Seiko Prospex 1965 Heritage Diver’s Watch Save the Ocean Limited Edition?

The Seiko Prospex Sea Seiko Prospex 1965 Heritage Diver’s Watch Save the Ocean Limited Edition wears larger at 40mm versus 38mm for the Seestern S471 Double Crown Diver — a 2mm difference across the dial.

Which has better water resistance, the Seestern S471 Double Crown Diver or the Seiko Prospex Sea Seiko Prospex 1965 Heritage Diver’s Watch Save the Ocean Limited Edition?

The Seiko Prospex Sea Seiko Prospex 1965 Heritage Diver’s Watch Save the Ocean Limited Edition is rated to 300m versus 100m for the Seestern S471 Double Crown Diver.

Which has a longer power reserve, the Seestern S471 Double Crown Diver or the Seiko Prospex Sea Seiko Prospex 1965 Heritage Diver’s Watch Save the Ocean Limited Edition?

The Seiko Prospex Sea Seiko Prospex 1965 Heritage Diver’s Watch Save the Ocean Limited Edition carries a 72-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 Seiko Prospex Sea Seiko Prospex 1965 Heritage Diver’s Watch Save the Ocean Limited Edition?

Both watches run automatic movements — the Seestern S471 Double Crown Diver uses the Miyota 8215 and the Seiko Prospex Sea Seiko Prospex 1965 Heritage Diver’s Watch Save the Ocean Limited Edition uses the 6R55.

Side by side

Seestern S471 Double Crown DivervsSeiko Prospex Sea Seiko Prospex 1965 Heritage Diver’s Watch Save the Ocean Limited Edition

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

Seestern S471 Double Crown Diver

S471

MSRP $179

Seiko Prospex Sea Seiko Prospex 1965 Heritage Diver’s Watch Save the Ocean Limited Edition

spb545j1

MSRP $1,400

At a glance

15 of 29 specs differ

Diameter

S471 Double Crown Diver38mm

Prospex Sea Seiko Prospex 1965 Heritage Diver’s Watch Save the Ocean Limited Edition40mm

Power Reserve

S471 Double Crown Diver35h+h

Prospex Sea Seiko Prospex 1965 Heritage Diver’s Watch Save the Ocean Limited Edition72h

Water Resistance

S471 Double Crown Diver100m

Prospex Sea Seiko Prospex 1965 Heritage Diver’s Watch Save the Ocean Limited Edition300m

MSRP

S471 Double Crown Diver$179

Prospex Sea Seiko Prospex 1965 Heritage Diver’s Watch Save the Ocean Limited Edition$1,400

Full specifications

Case

5 specs

Diameter

38mm

40mm

Thickness

12mm

13mm

Lug-to-Lug

40.3mm

46.4mm

Material

316L Stainless Steel

Stainless Steel

Water Resistance

100m

300m

Crystal & Dial

4 specs

Crystal Shape

Flat

Curved

AR Coating

Inner

Anti-reflective coating on inner surface

Dial Color

Blue

Black

Lume

None

LumiBrite on hands, index(es) and bezel

Movement

5 specs

Caliber

Miyota 8215

6R55

Beat Rate

3 vph

28,800 vph

Power Reserve

35h+h

72h

Jewels

Complications

Date

None

Pricing

1 specs

MSRP

$179

$1,400

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