Which is cheaper, the Oblvlo BLM II or the Seiko Astron GPS Solar 2025 Limited Edition?

At MSRP the Oblvlo BLM II is the cheaper of the two at $265, against $2,600 for the Seiko Astron GPS Solar 2025 Limited Edition — a $2,335 gap before any retailer discounting.

Which is bigger, the Oblvlo BLM II or the Seiko Astron GPS Solar 2025 Limited Edition?

The Seiko Astron GPS Solar 2025 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 Astron GPS Solar 2025 Limited Edition?

The Oblvlo BLM II is rated to 50m versus 10m for the Seiko Astron GPS Solar 2025 Limited Edition.

Which has a longer power reserve, the Oblvlo BLM II or the Seiko Astron GPS Solar 2025 Limited Edition?

The Oblvlo BLM II carries a 42-hour power reserve against 40 hours on the Seiko Astron GPS Solar 2025 Limited Edition.

What movement does the Oblvlo BLM II run compared to the Seiko Astron GPS Solar 2025 Limited Edition?

The Oblvlo BLM II runs a automatic caliber (Miyota 8215), while the Seiko Astron GPS Solar 2025 Limited Edition runs a quartz (3X62).

Side by side

Oblvlo BLM IIvsSeiko Astron GPS Solar 2025 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 Astron GPS Solar 2025 Limited Edition

ssj029j1

MSRP $2,600

At a glance

14 of 29 specs differ

Diameter

BLM II41mm

Astron GPS Solar 2025 Limited Edition42mm

Power Reserve

BLM II42h

Astron GPS Solar 2025 Limited Edition40h

Water Resistance

BLM II50m

Astron GPS Solar 2025 Limited Edition100m

MSRP

BLM II$265

Astron GPS Solar 2025 Limited Edition$2,600

Full specifications

Case

7 specs

Crystal & Dial

2 specs

AR Coating

Inner

Super-clear coating

Lume

Super-LumiNova

LumiBrite on hands and index(es)

Movement

4 specs

Caliber

Miyota 8215

3X62

Type

Automatic

Quartz

Power Reserve

42h

40h

Jewels

Pricing

1 specs

MSRP

$265

$2,600

Follow this matchup

Get a note when Oblvlo BLM II vs Seiko Astron GPS Solar 2025 Limited Edition gets more votes, a community discussion, or a price drop. No account needed.

Keep exploring