Side by side

Seiko Prospex Sea 1970 Heritage Diver's Save the Ocean Special EditionvsOblvlo ZM Skeleton

Q: Which is cheaper, the Seiko Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition or the Oblvlo ZM Skeleton?

At MSRP the Oblvlo ZM Skeleton is the cheaper of the two at $285, against $1,350 for the Seiko Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition — a $1,065 gap before any retailer discounting.

Q: Which is bigger, the Seiko Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition or the Oblvlo ZM Skeleton?

The Oblvlo ZM Skeleton wears larger at 46mm versus 42.7mm for the Seiko Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition — a 3.3mm difference across the dial.

Q: Which has better water resistance, the Seiko Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition or the Oblvlo ZM Skeleton?

The Seiko Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition is rated to 200m versus 50m for the Oblvlo ZM Skeleton.

Q: Which has a longer power reserve, the Seiko Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition or the Oblvlo ZM Skeleton?

The Seiko Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition carries a 70-hour power reserve against 42 hours on the Oblvlo ZM Skeleton.

Q: What movement does the Seiko Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition run compared to the Oblvlo ZM Skeleton?

Both watches run automatic movements — the Seiko Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition uses the 6R35 and the Oblvlo ZM Skeleton uses the Miyota 82S0.

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

Seiko Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition

spb301j1

MSRP $1,350

Oblvlo ZM Skeleton

ZM-NZ

MSRP $285

At a glance

13 of 29 specs differ

Diameter

Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition42.7mm

ZM Skeleton46mm

Power Reserve

Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition70h

ZM Skeleton42h

Water Resistance

Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition200m

ZM Skeleton50m

MSRP

Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition$1,350

ZM Skeleton$285

Full specifications

Case

6 specs

Crystal & Dial

3 specs

Crystal Shape

Curved

Flat

AR Coating

Anti-reflective coating on inner surface

Inner

Lume

LumiBrite on hands, index(es) and bezel

None

Movement

3 specs

Caliber

6R35

Miyota 82S0

Power Reserve

70h

42h

Jewels

Pricing

1 specs

MSRP

$1,350

$285

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