Which is cheaper, the Resco Kauffman or the Seiko Prospex Sea?

At MSRP the Seiko Prospex Sea is the cheaper of the two at $900, against $1,955 for the Resco Kauffman — a $1,055 gap before any retailer discounting.

Which is bigger, the Resco Kauffman or the Seiko Prospex Sea?

The Resco Kauffman wears larger at 44mm versus 41mm for the Seiko Prospex Sea — a 3mm difference across the dial.

Which has a longer power reserve, the Resco Kauffman or the Seiko Prospex Sea?

The Seiko Prospex Sea carries a 70-hour power reserve against 40 hours on the Resco Kauffman.

What movement does the Resco Kauffman run compared to the Seiko Prospex Sea?

Both watches run automatic movements — the Resco Kauffman uses the Sellita SW200-1 and the Seiko Prospex Sea uses the 6R35.

Side by side

Resco Resco KauffmanvsSeiko Prospex Sea

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

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Resco Resco Kauffman

stainless-kauffman

MSRP $1,955

See the full Resco Kauffman

Seiko Prospex Sea

spb317j1

MSRP $900

See the full Prospex Sea

At a glance

12 of 29 specs differ

Diameter

Resco Kauffman44mm

Prospex Sea41mm

Power Reserve

Resco Kauffman40h

Prospex Sea70h

Water Resistance

Resco Kauffman200m

Prospex Sea200m

MSRP

Resco Kauffman$1,955

Prospex Sea$900

Full specifications

Case

4 specs

Crystal & Dial

4 specs

Crystal Shape

Flat

Curved

AR Coating

Inner

Anti-reflective coating on inner surface

Dial Color

—

Black

Lume

None

LumiBrite on hands, index(es) and bezel

Movement

3 specs

Caliber

Sellita SW200-1

6R35

Power Reserve

40h

70h

Jewels

Pricing

1 specs

MSRP

$1,955

$900

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Resco Resco KauffmanvsSeiko Prospex Sea

At a glance

Full specifications

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