Helicon MastervsNivada Grenchen Antarctic Diver Aquamar

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Measurements

Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.

Helicon Master at true scale

Master

Nivada Grenchen Antarctic Diver Aquamar at true scale

Antarctic Diver Aquamar

Diameter

38.5mm

38mm

Lug-to-Lug

48mm

n/a

Thickness

13.1mm

12.9mm

lowest

Water Resistance

200m

200m

Power Reserve

42h

highest

38h

MSRP

n/a

$1,050

Movement

Automatic

Sellita SW200-1

Case

5 specs
Diameter
38.5mm
38mm
Thickness
13.1mm
12.9mm
Lug-to-Lug
48mm
n/a
Lug Width
20mm
16mm
Caseback
n/a
Solid screw-down

Crystal & Dial

3 specs
AR Coating
n/a
Underside
Dial Color
Orange
Black
Lume
None
Super-LumiNova

Movement

4 specs
Caliber
n/a
Sellita SW200-1
Beat Rate
0 vph
4 vph
Power Reserve
42h
38h
Complications
None
GMT

Pricing

1 specs
MSRP
n/a
$1,050
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