Which is cheaper, the Spinnaker Tesei Titanium or the Seiko Prospex Sea The Black Series?

At MSRP the Spinnaker Tesei Titanium is the cheaper of the two at $625, against $765 for the Seiko Prospex Sea The Black Series — a $140 gap before any retailer discounting.

Which is bigger, the Spinnaker Tesei Titanium or the Seiko Prospex Sea The Black Series?

The Seiko Prospex Sea The Black Series wears larger at 45mm versus 42mm for the Spinnaker Tesei Titanium — a 3mm difference across the dial.

Which has a longer power reserve, the Spinnaker Tesei Titanium or the Seiko Prospex Sea The Black Series?

The Seiko Prospex Sea The Black Series carries a 41-hour power reserve against 40 hours on the Spinnaker Tesei Titanium.

What movement does the Spinnaker Tesei Titanium run compared to the Seiko Prospex Sea The Black Series?

Both watches run automatic movements — the Spinnaker Tesei Titanium uses the SII NH35A and the Seiko Prospex Sea The Black Series uses the 4R36.

Side by side

Spinnaker Tesei TitaniumvsSeiko Prospex Sea The Black Series

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

Spinnaker Tesei Titanium

tesei-titanium-automatic-matte-black-sp-5084-11

MSRP $625

Seiko Prospex Sea The Black Series

srpk43

MSRP $765

At a glance

10 of 29 specs differ

Diameter

Tesei Titanium42mm

Prospex Sea The Black Series45mm

Power Reserve

Tesei Titanium40h

Prospex Sea The Black Series41h

Water Resistance

Tesei Titanium200m

Prospex Sea The Black Series200m

MSRP

Tesei Titanium$625

Prospex Sea The Black Series$765

Full specifications

Case

4 specs

Diameter

42mm

45mm

Thickness

14mm

13.2mm

Lug-to-Lug

50mm

47.7mm

Material

Titanium

Stainless Steel

Crystal & Dial

2 specs

AR Coating

Inner

Anti-reflective coating on inner surface

Lume

None

LumiBrite on hands, index(es) and bezel

Movement

3 specs

Caliber

SII NH35A

4R36

Power Reserve

40h

41h

Jewels

Pricing

1 specs

MSRP

$625

$765

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