Which is cheaper, the Oblvlo NM Automatic or the Seiko Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition?

At MSRP the Oblvlo NM Automatic is the cheaper of the two at $210, against $1,350 for the Seiko Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition — a $1,140 gap before any retailer discounting.

Which is bigger, the Oblvlo NM Automatic or the Seiko Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition?

The Seiko Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition wears larger at 42.7mm versus 40mm for the Oblvlo NM Automatic — a 2.7mm difference across the dial.

Which has better water resistance, the Oblvlo NM Automatic or the Seiko Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition?

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

Which has a longer power reserve, the Oblvlo NM Automatic or the Seiko Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition?

The Seiko Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition carries a 70-hour power reserve against 50 hours on the Oblvlo NM Automatic.

What movement does the Oblvlo NM Automatic run compared to the Seiko Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition?

Both watches run automatic movements — the Oblvlo NM Automatic uses the Seiko NH39 and the Seiko Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition uses the 6R35.

Side by side

Oblvlo NM AutomaticvsSeiko Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition

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

Oblvlo NM Automatic

MSRP $210

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

spb301j1

MSRP $1,350

At a glance

13 of 29 specs differ

Diameter

NM Automatic40mm

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

Power Reserve

NM Automatic50h

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

Water Resistance

NM Automatic50m

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

MSRP

NM Automatic$210

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

Full specifications

Case

6 specs

Crystal & Dial

3 specs

Crystal Shape

Flat

Curved

AR Coating

Inner

Anti-reflective coating on inner surface

Lume

Super-LumiNova

LumiBrite on hands, index(es) and bezel

Movement

3 specs

Caliber

Seiko NH39

6R35

Power Reserve

50h

70h

Jewels

Pricing

1 specs

MSRP

$210

$1,350

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