Which is cheaper, the Nivada Grenchen Antarctic Diver Aquamar or the Spinnaker Tesei Forged Carbon?

At MSRP the Spinnaker Tesei Forged Carbon is the cheaper of the two at $550, against $1,050 for the Nivada Grenchen Antarctic Diver Aquamar — a $500 gap before any retailer discounting.

Which is bigger, the Nivada Grenchen Antarctic Diver Aquamar or the Spinnaker Tesei Forged Carbon?

The Spinnaker Tesei Forged Carbon wears larger at 43mm versus 38mm for the Nivada Grenchen Antarctic Diver Aquamar — a 5mm difference across the dial.

Which has better water resistance, the Nivada Grenchen Antarctic Diver Aquamar or the Spinnaker Tesei Forged Carbon?

The Spinnaker Tesei Forged Carbon is rated to 300m versus 200m for the Nivada Grenchen Antarctic Diver Aquamar.

Which has a longer power reserve, the Nivada Grenchen Antarctic Diver Aquamar or the Spinnaker Tesei Forged Carbon?

The Spinnaker Tesei Forged Carbon carries a 40-hour power reserve against 38 hours on the Nivada Grenchen Antarctic Diver Aquamar.

What movement does the Nivada Grenchen Antarctic Diver Aquamar run compared to the Spinnaker Tesei Forged Carbon?

Both watches run automatic movements — the Nivada Grenchen Antarctic Diver Aquamar uses the Sellita SW200 and the Spinnaker Tesei Forged Carbon uses the SII NH35A.

Side by side

Nivada Grenchen Antarctic Diver AquamarvsSpinnaker Tesei Forged Carbon

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

Nivada Grenchen Antarctic Diver Aquamar

Antarctic Diver Aquamar

MSRP $1,050

Spinnaker Tesei Forged Carbon

tesei-forged-carbon-automatic-limited-edition-white-frost-sp-5143-01

MSRP $550

At a glance

15 of 29 specs differ

Diameter

Antarctic Diver Aquamar38mm

Tesei Forged Carbon43mm

Power Reserve

Antarctic Diver Aquamar38h

Tesei Forged Carbon40h

Water Resistance

Antarctic Diver Aquamar200m

Tesei Forged Carbon300m

MSRP

Antarctic Diver Aquamar$1,050

Tesei Forged Carbon$550

Full specifications

Case

7 specs

Diameter

38mm

43mm

Thickness

12.9mm

16mm

Lug-to-Lug

46mm

52mm

Lug Width

16mm

22mm

Material

Stainless Steel

316L Stainless Steel

Water Resistance

200m

300m

Caseback

Solid screw-down

Solid

Crystal & Dial

3 specs

AR Coating

Underside

Inner

Dial Color

Black

White

Lume

Super-LumiNova

None

Movement

4 specs

Caliber

Sellita SW200

SII NH35A

Beat Rate

4 vph

28,800 vph

Power Reserve

38h

40h

Complications

GMT

None

Pricing

1 specs

MSRP

$1,050

$550

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