Which is cheaper, the Seiko Astron or the Oblvlo TM Simple?

At MSRP the Oblvlo TM Simple is the cheaper of the two at $149, against $2,500 for the Seiko Astron — a $2,351 gap before any retailer discounting.

Which is bigger, the Seiko Astron or the Oblvlo TM Simple?

The Seiko Astron wears larger at 42mm versus 41mm for the Oblvlo TM Simple — a 1mm difference across the dial.

Which has better water resistance, the Seiko Astron or the Oblvlo TM Simple?

The Oblvlo TM Simple is rated to 50m versus 10m for the Seiko Astron.

Which has a longer power reserve, the Seiko Astron or the Oblvlo TM Simple?

The Oblvlo TM Simple carries a 42-hour power reserve against 40 hours on the Seiko Astron.

What movement does the Seiko Astron run compared to the Oblvlo TM Simple?

The Seiko Astron runs a quartz caliber (5X83), while the Oblvlo TM Simple runs a automatic (Miyota 8215).

Side by side

Seiko AstronvsOblvlo TM Simple

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

Seiko Astron

ssh159j1

MSRP $2,500

Oblvlo TM Simple

TM-SIM

MSRP $149

At a glance

14 of 29 specs differ

Diameter

Astron42mm

TM Simple41mm

Power Reserve

Astron40h

TM Simple42h

Water Resistance

Astron100m

TM Simple50m

MSRP

Astron$2,500

TM Simple$149

Full specifications

Case

7 specs

Crystal & Dial

2 specs

AR Coating

Super-clear coating

Inner

Lume

LumiBrite on hands and index(es)

Super-LumiNova

Movement

4 specs

Caliber

5X83

Miyota 8215

Type

Quartz

Automatic

Power Reserve

40h

42h

Jewels

Pricing

1 specs

MSRP

$2,500

$149

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