Which is cheaper, the Oblvlo BLM II or the Seiko Prospex Sea 1968 Heritage Diver's GMT Watch Limited Edition?

At MSRP the Oblvlo BLM II is the cheaper of the two at $265, against $1,750 for the Seiko Prospex Sea 1968 Heritage Diver's GMT Watch Limited Edition — a $1,485 gap before any retailer discounting.

Which is bigger, the Oblvlo BLM II or the Seiko Prospex Sea 1968 Heritage Diver's GMT Watch Limited Edition?

The Seiko Prospex Sea 1968 Heritage Diver's GMT Watch Limited Edition wears larger at 42mm versus 41mm for the Oblvlo BLM II — a 1mm difference across the dial.

Which has better water resistance, the Oblvlo BLM II or the Seiko Prospex Sea 1968 Heritage Diver's GMT Watch Limited Edition?

The Seiko Prospex Sea 1968 Heritage Diver's GMT Watch Limited Edition is rated to 300m versus 50m for the Oblvlo BLM II.

Which has a longer power reserve, the Oblvlo BLM II or the Seiko Prospex Sea 1968 Heritage Diver's GMT Watch Limited Edition?

The Seiko Prospex Sea 1968 Heritage Diver's GMT Watch Limited Edition carries a 72-hour power reserve against 42 hours on the Oblvlo BLM II.

What movement does the Oblvlo BLM II run compared to the Seiko Prospex Sea 1968 Heritage Diver's GMT Watch Limited Edition?

Both watches run automatic movements — the Oblvlo BLM II uses the Miyota 8215 and the Seiko Prospex Sea 1968 Heritage Diver's GMT Watch Limited Edition uses the 6R54.

Side by side

Oblvlo BLM IIvsSeiko Prospex Sea 1968 Heritage Diver's GMT Watch Limited Edition

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

Oblvlo BLM II

BLM-2

MSRP $265

Seiko Prospex Sea 1968 Heritage Diver's GMT Watch Limited Edition

spb534j1

MSRP $1,750

At a glance

11 of 29 specs differ

Diameter

BLM II41mm

Prospex Sea 1968 Heritage Diver's GMT Watch Limited Edition42mm

Power Reserve

BLM II42h

Prospex Sea 1968 Heritage Diver's GMT Watch Limited Edition72h

Water Resistance

BLM II50m

Prospex Sea 1968 Heritage Diver's GMT Watch Limited Edition300m

MSRP

BLM II$265

Prospex Sea 1968 Heritage Diver's GMT Watch Limited Edition$1,750

Full specifications

Case

5 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

Miyota 8215

6R54

Power Reserve

42h

72h

Jewels

Pricing

1 specs

MSRP

$265

$1,750

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