Fortis Marinemaster M-44vsHelicon Siebe Gorman Type D Professional Diver

Siebe Gorman Type D Professional Diver
HeliconSiebe Gorman Type D Professional Diver

Ref. siebe-gorman-type-d-professional-diver-abyss-blue-limited-edition-vip-pre-order·MSRP $746

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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.

Fortis Marinemaster M-44 at true scale

Marinemaster M-44

Helicon Siebe Gorman Type D Professional Diver at true scale

Siebe Gorman Type D Professional Diver

Diameter

44mm

41mm

Lug-to-Lug

n/a

47.5mm

Thickness

14mm

11.9mm

lowest

Water Resistance

300m

300m

Power Reserve

38h

42h

highest

MSRP

$5,120

$746

lowest

Movement

Sellita SW220-1

Miyota 9039

Case

4 specs
Diameter
44mm
41mm
Thickness
14mm
11.9mm
Lug-to-Lug
n/a
47.5mm
Lug Width
22mm
20mm

Crystal & Dial

1 specs
Dial Color
Orange
n/a

Movement

4 specs
Caliber
Sellita SW220-1
Miyota 9039
Beat Rate
28,800 vph
0 vph
Power Reserve
38h
42h
Jewels
26
0

Pricing

1 specs
MSRP
$5,120
$746
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