Which is cheaper, the Spinnaker Tangerine Orange or the Seiko Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition?

At MSRP the Spinnaker Tangerine Orange is the cheaper of the two at $550, against $1,350 for the Seiko Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition — a $800 gap before any retailer discounting.

Which is bigger, the Spinnaker Tangerine Orange or the Seiko Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition?

The Spinnaker Tangerine Orange wears larger at 45mm versus 42.7mm for the Seiko Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition — a 2.3mm difference across the dial.

Which has better water resistance, the Spinnaker Tangerine Orange or the Seiko Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition?

The Spinnaker Tangerine Orange is rated to 550m versus 200m for the Seiko Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition.

Which has a longer power reserve, the Spinnaker Tangerine Orange or the Seiko Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition?

The Seiko Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition carries a 70-hour power reserve against 40 hours on the Spinnaker Tangerine Orange.

What movement does the Spinnaker Tangerine Orange run compared to the Seiko Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition?

Both watches run automatic movements — the Spinnaker Tangerine Orange uses the SII NH35A and the Seiko Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition uses the 6R35.

Side by side

Spinnaker Tangerine OrangevsSeiko Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition

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

Spinnaker Tangerine Orange

piccard-automatic-tangerine-orange-sp-5098-99

MSRP $550

Seiko Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition

spb301j1

MSRP $1,350

At a glance

14 of 29 specs differ

Diameter

Tangerine Orange45mm

Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition42.7mm

Power Reserve

Tangerine Orange40h

Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition70h

Water Resistance

Tangerine Orange550m

Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition200m

MSRP

Tangerine Orange$550

Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition$1,350

Full specifications

Case

6 specs

Diameter

45mm

42.7mm

Thickness

21mm

13.2mm

Lug-to-Lug

52mm

46.4mm

Lug Width

22mm

20mm

Material

316L Stainless Steel

Stainless Steel

Water Resistance

550m

200m

Crystal & Dial

4 specs

Crystal Shape

Flat

Curved

AR Coating

Inner

Anti-reflective coating on inner surface

Dial Color

Tangerine Orange

Black

Lume

None

LumiBrite on hands, index(es) and bezel

Movement

3 specs

Caliber

SII NH35A

6R35

Power Reserve

40h

70h

Jewels

Pricing

1 specs

MSRP

$550

$1,350

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