Which is cheaper, the Seiko Prospex Sea or the Oblvlo TM Simple?

At MSRP the Oblvlo TM Simple is the cheaper of the two at $149, against $1,500 for the Seiko Prospex Sea — a $1,351 gap before any retailer discounting.

Which is bigger, the Seiko Prospex Sea or the Oblvlo TM Simple?

The Seiko Prospex Sea wears larger at 43.5mm versus 41mm for the Oblvlo TM Simple — a 2.5mm difference across the dial.

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

The Seiko Prospex Sea is rated to 200m versus 50m for the Oblvlo TM Simple.

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

The Seiko Prospex Sea carries a 70-hour power reserve against 42 hours on the Oblvlo TM Simple.

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

Both watches run automatic movements — the Seiko Prospex Sea uses the 6R35 and the Oblvlo TM Simple uses the Miyota 8215.

Side by side

Seiko Prospex SeavsOblvlo TM Simple

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

Seiko Prospex Sea

spb349j1

MSRP $1,500

Oblvlo TM Simple

TM-SIM

MSRP $149

At a glance

13 of 29 specs differ

Diameter

Prospex Sea43.5mm

TM Simple41mm

Power Reserve

Prospex Sea70h

TM Simple42h

Water Resistance

Prospex Sea200m

TM Simple50m

MSRP

Prospex Sea$1,500

TM Simple$149

Full specifications

Case

7 specs

Crystal & Dial

2 specs

AR Coating

Anti-reflective coating on inner surface

Inner

Lume

LumiBrite on hands and index(es)

Super-LumiNova

Movement

3 specs

Caliber

6R35

Miyota 8215

Power Reserve

70h

42h

Jewels

Pricing

1 specs

MSRP

$1,500

$149

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Seiko Prospex SeavsOblvlo TM Simple

At a glance

Full specifications

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