Which is cheaper, the Oblvlo NM Automatic or the Seiko Prospex Sea 1968 Heritage Diver's GMT Watch?

At MSRP the Oblvlo NM Automatic is the cheaper of the two at $210, against $1,700 for the Seiko Prospex Sea 1968 Heritage Diver's GMT Watch — a $1,490 gap before any retailer discounting.

Which is bigger, the Oblvlo NM Automatic or the Seiko Prospex Sea 1968 Heritage Diver's GMT Watch?

The Seiko Prospex Sea 1968 Heritage Diver's GMT Watch wears larger at 42mm versus 40mm for the Oblvlo NM Automatic — a 2mm difference across the dial.

Which has better water resistance, the Oblvlo NM Automatic or the Seiko Prospex Sea 1968 Heritage Diver's GMT Watch?

The Seiko Prospex Sea 1968 Heritage Diver's GMT Watch is rated to 300m versus 50m for the Oblvlo NM Automatic.

Which has a longer power reserve, the Oblvlo NM Automatic or the Seiko Prospex Sea 1968 Heritage Diver's GMT Watch?

The Seiko Prospex Sea 1968 Heritage Diver's GMT Watch carries a 72-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 1968 Heritage Diver's GMT Watch?

Both watches run automatic movements — the Oblvlo NM Automatic uses the Seiko NH39 and the Seiko Prospex Sea 1968 Heritage Diver's GMT Watch uses the 6R54.

Side by side

Oblvlo NM AutomaticvsSeiko Prospex Sea 1968 Heritage Diver's GMT Watch

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

Oblvlo NM Automatic

MSRP $210

Seiko Prospex Sea 1968 Heritage Diver's GMT Watch

spb519j1

MSRP $1,700

At a glance

12 of 29 specs differ

Diameter

NM Automatic40mm

Prospex Sea 1968 Heritage Diver's GMT Watch42mm

Power Reserve

NM Automatic50h

Prospex Sea 1968 Heritage Diver's GMT Watch72h

Water Resistance

NM Automatic50m

Prospex Sea 1968 Heritage Diver's GMT Watch300m

MSRP

NM Automatic$210

Prospex Sea 1968 Heritage Diver's GMT Watch$1,700

Full specifications

Case

6 specs

Crystal & Dial

2 specs

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

6R54

Power Reserve

50h

72h

Jewels

Pricing

1 specs

MSRP

$210

$1,700

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